1345788304 has 20 divisors (see below), whose sum is σ = 2979960064. Its totient is φ = 576766368.

The previous prime is 1345788293. The next prime is 1345788317. The reversal of 1345788304 is 4038875431.

It is a super-2 number, since 2×1345788304² = 3622292318366392832, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6007872 + ... + 6008095.

Almost surely, 2^1345788304 is an apocalyptic number.

1345788304 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1345788304 is an abundant number, since it is smaller than the sum of its proper divisors (1634171760).

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

1345788304 is a wasteful number, since it uses less digits than its factorization.

1345788304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12015982 (or 12015976 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 43.

The square root of 1345788304 is about 36684.9874471834. The cubic root of 1345788304 is about 1104.0589174256.

It can be divided in two parts, 13457 and 88304, that added together give a square (101761 = 319²).

The spelling of 1345788304 in words is "one billion, three hundred forty-five million, seven hundred eighty-eight thousand, three hundred four".