1245456204 has 24 divisors (see below), whose sum is σ = 2906895600. Its totient is φ = 415033344.

The previous prime is 1245456203. The next prime is 1245456209. The reversal of 1245456204 is 4026545421.

It is a super-2 number, since 2×1245456204² = 3102322312164179232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1245456203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35772 + ... + 61404.

It is an arithmetic number, because the mean of its divisors is an integer number (121120650).

Almost surely, 2^1245456204 is an apocalyptic number.

It is an amenable number.

1245456204 is an abundant number, since it is smaller than the sum of its proper divisors (1661439396).

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

1245456204 is a wasteful number, since it uses less digits than its factorization.

1245456204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29689 (or 29687 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 33.

The square root of 1245456204 is about 35291.0215777328. The cubic root of 1245456204 is about 1075.9105187170.

The spelling of 1245456204 in words is "one billion, two hundred forty-five million, four hundred fifty-six thousand, two hundred four".