1345024656 has 40 divisors (see below), whose sum is σ = 3860720160. Its totient is φ = 448341408.

The previous prime is 1345024651. The next prime is 1345024661. The reversal of 1345024656 is 6564205431.

It is an interprime number because it is at equal distance from previous prime (1345024651) and next prime (1345024661).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1345024656.

It is not an unprimeable number, because it can be changed into a prime (1345024651) 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, 1556310 + ... + 1557173.

It is an arithmetic number, because the mean of its divisors is an integer number (96518004).

Almost surely, 2^1345024656 is an apocalyptic number.

1345024656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1345024656 is an abundant number, since it is smaller than the sum of its proper divisors (2515695504).

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

1345024656 is a wasteful number, since it uses less digits than its factorization.

1345024656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3113500 (or 3113488 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 1345024656 is about 36674.5777889807. The cubic root of 1345024656 is about 1103.8500505227.

The spelling of 1345024656 in words is "one billion, three hundred forty-five million, twenty-four thousand, six hundred fifty-six".