1345768434 has 24 divisors (see below), whose sum is σ = 2917520892. Its totient is φ = 448329600.

The previous prime is 1345768427. The next prime is 1345768441. The reversal of 1345768434 is 4348675431.

1345768434 is a `hidden beast` number, since 1 + 34 + 576 + 8 + 43 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (1345768427) and next prime (1345768441).

It can be written as a sum of positive squares in 2 ways, for example, as 1338462225 + 7306209 = 36585^2 + 2703^2 .

It is a super-2 number, since 2×1345768434² = 3622185355901624712, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1345768434.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11662 + ... + 53174.

Almost surely, 2^1345768434 is an apocalyptic number.

1345768434 is an abundant number, since it is smaller than the sum of its proper divisors (1571752458).

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

1345768434 is a wasteful number, since it uses less digits than its factorization.

1345768434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43322 (or 43319 counting only the distinct ones).

The product of its digits is 967680, while the sum is 45.

The square root of 1345768434 is about 36684.7166269552. The cubic root of 1345768434 is about 1104.0534837432.

The spelling of 1345768434 in words is "one billion, three hundred forty-five million, seven hundred sixty-eight thousand, four hundred thirty-four".