100663156 has 24 divisors (see below), whose sum is σ = 193263840. Its totient is φ = 45496800.

The previous prime is 100663153. The next prime is 100663163. The reversal of 100663156 is 651366001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100663153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1486 + ... + 14266.

It is an arithmetic number, because the mean of its divisors is an integer number (8052660).

Almost surely, 2^100663156 is an apocalyptic number.

It is an amenable number.

100663156 is a deficient number, since it is larger than the sum of its proper divisors (92600684).

100663156 is a wasteful number, since it uses less digits than its factorization.

100663156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12975 (or 12973 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 100663156 is about 10033.1030095380. The cubic root of 100663156 is about 465.1826561100.

The spelling of 100663156 in words is "one hundred million, six hundred sixty-three thousand, one hundred fifty-six".