1363645241 has 16 divisors (see below), whose sum is σ = 1594453248. Its totient is φ = 1142131200.

The previous prime is 1363645237. The next prime is 1363645243. The reversal of 1363645241 is 1425463631.

It is not a de Polignac number, because 1363645241 - 2² = 1363645237 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1363645243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44021 + ... + 68301.

It is an arithmetic number, because the mean of its divisors is an integer number (99653328).

Almost surely, 2^1363645241 is an apocalyptic number.

It is an amenable number.

1363645241 is a deficient number, since it is larger than the sum of its proper divisors (230808007).

1363645241 is a wasteful number, since it uses less digits than its factorization.

1363645241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24472.

The product of its digits is 51840, while the sum is 35.

The square root of 1363645241 is about 36927.5674936760. The cubic root of 1363645241 is about 1108.9206403024.

The spelling of 1363645241 in words is "one billion, three hundred sixty-three million, six hundred forty-five thousand, two hundred forty-one".