1297314836 has 12 divisors (see below), whose sum is σ = 2304186528. Its totient is φ = 638975832.

The previous prime is 1297314803. The next prime is 1297314841. The reversal of 1297314836 is 6384137921.

It is a congruent number.

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, 2420096 + ... + 2420631.

It is an arithmetic number, because the mean of its divisors is an integer number (192015544).

Almost surely, 2^1297314836 is an apocalyptic number.

It is an amenable number.

1297314836 is a deficient number, since it is larger than the sum of its proper divisors (1006871692).

1297314836 is a wasteful number, since it uses less digits than its factorization.

1297314836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4840798 (or 4840796 counting only the distinct ones).

The product of its digits is 217728, while the sum is 44.

The square root of 1297314836 is about 36018.2569817030. The cubic root of 1297314836 is about 1090.6409371880.

The spelling of 1297314836 in words is "one billion, two hundred ninety-seven million, three hundred fourteen thousand, eight hundred thirty-six".