1397012 has 12 divisors (see below), whose sum is σ = 2454816. Its totient is φ = 695640.

The previous prime is 1396999. The next prime is 1397021. The reversal of 1397012 is 2107931.

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, 683 + ... + 1805.

It is an arithmetic number, because the mean of its divisors is an integer number (204568).

2^1397012 is an apocalyptic number.

It is an amenable number.

1397012 is a deficient number, since it is larger than the sum of its proper divisors (1057804).

1397012 is a wasteful number, since it uses less digits than its factorization.

1397012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1438 (or 1436 counting only the distinct ones).

The product of its (nonzero) digits is 378, while the sum is 23.

The square root of 1397012 is about 1181.9526217239. The cubic root of 1397012 is about 111.7892507930.

The spelling of 1397012 in words is "one million, three hundred ninety-seven thousand, twelve".