1319344432245 has 96 divisors (see below), whose sum is σ = 2618783591424. Its totient is φ = 601924608000.

The previous prime is 1319344432243. The next prime is 1319344432267. The reversal of 1319344432245 is 5422344439131.

1319344432245 is a `hidden beast` number, since 1 + 3 + 193 + 4 + 4 + 432 + 24 + 5 = 666.

It is not a de Polignac number, because 1319344432245 - 2¹ = 1319344432243 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 1319344432245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1319344432243) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 465704349 + ... + 465707181.

It is an arithmetic number, because the mean of its divisors is an integer number (27278995744).

Almost surely, 2^{1319344432245} is an apocalyptic number.

1319344432245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1319344432245 is a deficient number, since it is larger than the sum of its proper divisors (1299439159179).

1319344432245 is a wasteful number, since it uses less digits than its factorization.

1319344432245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5283 (or 5280 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 45.

The spelling of 1319344432245 in words is "one trillion, three hundred nineteen billion, three hundred forty-four million, four hundred thirty-two thousand, two hundred forty-five".