1345434056 has 16 divisors (see below), whose sum is σ = 2564045340. Its totient is φ = 661688640.

The previous prime is 1345434011. The next prime is 1345434089. The reversal of 1345434056 is 6504345431.

It can be written as a sum of positive squares in 2 ways, for example, as 1146905956 + 198528100 = 33866^2 + 14090^2 .

It is a super-2 number, since 2×1345434056² = 3620385598089222272, 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, 1378031 + ... + 1379006.

Almost surely, 2^1345434056 is an apocalyptic number.

It is an amenable number.

1345434056 is a deficient number, since it is larger than the sum of its proper divisors (1218611284).

1345434056 is a wasteful number, since it uses less digits than its factorization.

1345434056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2757104 (or 2757100 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

The square root of 1345434056 is about 36680.1588873331. The cubic root of 1345434056 is about 1103.9620361692.

Adding to 1345434056 its reverse (6504345431), we get a palindrome (7849779487).

The spelling of 1345434056 in words is "one billion, three hundred forty-five million, four hundred thirty-four thousand, fifty-six".