100918454 has 48 divisors (see below), whose sum is σ = 192848544. Its totient is φ = 38568960.

The previous prime is 100918453. The next prime is 100918469. The reversal of 100918454 is 454819001.

It is a self number, because there is not a number n which added to its sum of digits gives 100918454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100918451) 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 23 ways as a sum of consecutive naturals, for example, 174614 + ... + 175190.

It is an arithmetic number, because the mean of its divisors is an integer number (4017678).

Almost surely, 2^100918454 is an apocalyptic number.

100918454 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

100918454 is a deficient number, since it is larger than the sum of its proper divisors (91930090).

100918454 is a wasteful number, since it uses less digits than its factorization.

100918454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661 (or 630 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 100918454 is about 10045.8177367500. The cubic root of 100918454 is about 465.5755835369.

The spelling of 100918454 in words is "one hundred million, nine hundred eighteen thousand, four hundred fifty-four".