1397167486 has 16 divisors (see below), whose sum is σ = 2462141808. Its totient is φ = 586224000.

The previous prime is 1397167459. The next prime is 1397167547. The reversal of 1397167486 is 6847617931.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2442315 + ... + 2442886.

It is an arithmetic number, because the mean of its divisors is an integer number (153883863).

Almost surely, 2^1397167486 is an apocalyptic number.

1397167486 is a deficient number, since it is larger than the sum of its proper divisors (1064974322).

1397167486 is a wasteful number, since it uses less digits than its factorization.

1397167486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4885227.

The product of its digits is 1524096, while the sum is 52.

The square root of 1397167486 is about 37378.7036425824. The cubic root of 1397167486 is about 1117.9339798210.

The spelling of 1397167486 in words is "one billion, three hundred ninety-seven million, one hundred sixty-seven thousand, four hundred eighty-six".