101966158 has 24 divisors (see below), whose sum is σ = 182065752. Its totient is φ = 42681744.

The previous prime is 101966147. The next prime is 101966173. The reversal of 101966158 is 851669101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7885 + ... + 16312.

It is an arithmetic number, because the mean of its divisors is an integer number (7586073).

Almost surely, 2^101966158 is an apocalyptic number.

101966158 is a deficient number, since it is larger than the sum of its proper divisors (80099594).

101966158 is a wasteful number, since it uses less digits than its factorization.

101966158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24256 (or 24249 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 37.

The square root of 101966158 is about 10097.8293707113. The cubic root of 101966158 is about 467.1811936070.

The spelling of 101966158 in words is "one hundred one million, nine hundred sixty-six thousand, one hundred fifty-eight".