13975973 has 16 divisors (see below), whose sum is σ = 16350336. Its totient is φ = 11816640.

The previous prime is 13975961. The next prime is 13975981. The reversal of 13975973 is 37957931.

It is not a de Polignac number, because 13975973 - 2¹⁸ = 13713829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13975933) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 8615 + ... + 10107.

It is an arithmetic number, because the mean of its divisors is an integer number (1021896).

Almost surely, 2^13975973 is an apocalyptic number.

It is an amenable number.

13975973 is a deficient number, since it is larger than the sum of its proper divisors (2374363).

13975973 is a wasteful number, since it uses less digits than its factorization.

13975973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1564.

The product of its digits is 178605, while the sum is 44.

The square root of 13975973 is about 3738.4452650801. The cubic root of 13975973 is about 240.8762701137.

The spelling of 13975973 in words is "thirteen million, nine hundred seventy-five thousand, nine hundred seventy-three".