1396966475 has 6 divisors (see below), whose sum is σ = 1732238460. Its totient is φ = 1117573160.

The previous prime is 1396966447. The next prime is 1396966481. The reversal of 1396966475 is 5746696931.

It is not a de Polignac number, because 1396966475 - 2⁶ = 1396966411 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1396966475.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27939305 + ... + 27939354.

It is an arithmetic number, because the mean of its divisors is an integer number (288706410).

Almost surely, 2^1396966475 is an apocalyptic number.

1396966475 is a deficient number, since it is larger than the sum of its proper divisors (335271985).

1396966475 is an equidigital number, since it uses as much as digits as its factorization.

1396966475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55878669 (or 55878664 counting only the distinct ones).

The product of its digits is 7348320, while the sum is 56.

The square root of 1396966475 is about 37376.0147019449. The cubic root of 1396966475 is about 1117.8803647254.

The spelling of 1396966475 in words is "one billion, three hundred ninety-six million, nine hundred sixty-six thousand, four hundred seventy-five".