100605475 has 12 divisors (see below), whose sum is σ = 131317240. Its totient is φ = 76248000.

The previous prime is 100605469. The next prime is 100605481. The reversal of 100605475 is 574506001.

It is an interprime number because it is at equal distance from previous prime (100605469) and next prime (100605481).

It is not a de Polignac number, because 100605475 - 2³ = 100605467 is a prime.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 105426 + ... + 106375.

Almost surely, 2^100605475 is an apocalyptic number.

100605475 is a deficient number, since it is larger than the sum of its proper divisors (30711765).

100605475 is a wasteful number, since it uses less digits than its factorization.

100605475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211830 (or 211825 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 100605475 is about 10030.2280632097. The cubic root of 100605475 is about 465.0937876881.

The spelling of 100605475 in words is "one hundred million, six hundred five thousand, four hundred seventy-five".