1345552546 has 16 divisors (see below), whose sum is σ = 2188179000. Its totient is φ = 616854528.

The previous prime is 1345552529. The next prime is 1345552577. The reversal of 1345552546 is 6452555431.

It can be written as a sum of positive squares in 4 ways, for example, as 893352321 + 452200225 = 29889^2 + 21265^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1345552499 and 1345552508.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169791 + ... + 177538.

Almost surely, 2^1345552546 is an apocalyptic number.

1345552546 is a deficient number, since it is larger than the sum of its proper divisors (842626454).

1345552546 is a wasteful number, since it uses less digits than its factorization.

1345552546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347493.

The product of its digits is 360000, while the sum is 40.

The square root of 1345552546 is about 36681.7740301638. The cubic root of 1345552546 is about 1103.9944432131.

The spelling of 1345552546 in words is "one billion, three hundred forty-five million, five hundred fifty-two thousand, five hundred forty-six".