1355889712 has 20 divisors (see below), whose sum is σ = 2650287960. Its totient is φ = 671944448.

The previous prime is 1355889697. The next prime is 1355889739. The reversal of 1355889712 is 2179885531.

It is a super-2 number, since 2×1355889712² = 3676873822214885888, 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, 373162 + ... + 376777.

It is an arithmetic number, because the mean of its divisors is an integer number (132514398).

Almost surely, 2^1355889712 is an apocalyptic number.

It is an amenable number.

1355889712 is a deficient number, since it is larger than the sum of its proper divisors (1294398248).

1355889712 is a wasteful number, since it uses less digits than its factorization.

1355889712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 750060 (or 750054 counting only the distinct ones).

The product of its digits is 604800, while the sum is 49.

The square root of 1355889712 is about 36822.4077431121. The cubic root of 1355889712 is about 1106.8143686023.

The spelling of 1355889712 in words is "one billion, three hundred fifty-five million, eight hundred eighty-nine thousand, seven hundred twelve".