1245983496 has 64 divisors (see below), whose sum is σ = 3229248000. Its totient is φ = 400204800.

The previous prime is 1245983471. The next prime is 1245983507. The reversal of 1245983496 is 6943895421.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 175830 + ... + 182778.

It is an arithmetic number, because the mean of its divisors is an integer number (50457000).

Almost surely, 2^1245983496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1245983496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1614624000).

1245983496 is an abundant number, since it is smaller than the sum of its proper divisors (1983264504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1245983496 is a wasteful number, since it uses less digits than its factorization.

1245983496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7230 (or 7226 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 51.

The square root of 1245983496 is about 35298.4914125236. The cubic root of 1245983496 is about 1076.0623342964.

The spelling of 1245983496 in words is "one billion, two hundred forty-five million, nine hundred eighty-three thousand, four hundred ninety-six".