101918864 has 10 divisors (see below), whose sum is σ = 197467830. Its totient is φ = 50959424.

The previous prime is 101918863. The next prime is 101918903. The reversal of 101918864 is 468819101.

It can be written as a sum of positive squares in only one way, i.e., 67108864 + 34810000 = 8192^2 + 5900^2 .

It is not an unprimeable number, because it can be changed into a prime (101918863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3184949 + ... + 3184980.

It is an arithmetic number, because the mean of its divisors is an integer number (19746783).

Almost surely, 2^101918864 is an apocalyptic number.

It is an amenable number.

101918864 is a deficient number, since it is larger than the sum of its proper divisors (95548966).

101918864 is an equidigital number, since it uses as much as digits as its factorization.

101918864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6369937 (or 6369931 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 38.

The square root of 101918864 is about 10095.4873086939. The cubic root of 101918864 is about 467.1089530234.

The spelling of 101918864 in words is "one hundred one million, nine hundred eighteen thousand, eight hundred sixty-four".