14157973954 has 8 divisors (see below), whose sum is σ = 21346997580. Its totient is φ = 7042308096.

The previous prime is 14157973943. The next prime is 14157973981. The reversal of 14157973954 is 45937975141.

It can be written as a sum of positive squares in 2 ways, for example, as 14145534225 + 12439729 = 118935^2 + 3527^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 14157973895 and 14157973904.

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, 18338959 + ... + 18339730.

Almost surely, 2^14157973954 is an apocalyptic number.

14157973954 is a deficient number, since it is larger than the sum of its proper divisors (7189023626).

14157973954 is a wasteful number, since it uses less digits than its factorization.

14157973954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36678884.

The product of its digits is 4762800, while the sum is 55.

The spelling of 14157973954 in words is "fourteen billion, one hundred fifty-seven million, nine hundred seventy-three thousand, nine hundred fifty-four".