101506156 has 12 divisors (see below), whose sum is σ = 177768360. Its totient is φ = 50715200.

The previous prime is 101506129. The next prime is 101506159. The reversal of 101506156 is 651605101.

It is a self number, because there is not a number n which added to its sum of digits gives 101506156.

It is not an unprimeable number, because it can be changed into a prime (101506159) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2941 + ... + 14548.

It is an arithmetic number, because the mean of its divisors is an integer number (14814030).

Almost surely, 2^101506156 is an apocalyptic number.

It is an amenable number.

101506156 is a deficient number, since it is larger than the sum of its proper divisors (76262204).

101506156 is a wasteful number, since it uses less digits than its factorization.

101506156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18944 (or 18942 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 25.

The square root of 101506156 is about 10075.0263523229. The cubic root of 101506156 is about 466.4775998284.

The spelling of 101506156 in words is "one hundred one million, five hundred six thousand, one hundred fifty-six".