100465155 has 96 divisors (see below), whose sum is σ = 214441344. Its totient is φ = 42467328.

The previous prime is 100465153. The next prime is 100465159. The reversal of 100465155 is 551564001.

It is a happy number.

100465155 is a `hidden beast` number, since 1 + 0 + 0 + 4 + 651 + 5 + 5 = 666.

It is not a de Polignac number, because 100465155 - 2¹ = 100465153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100465153) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 390787 + ... + 391043.

It is an arithmetic number, because the mean of its divisors is an integer number (2233764).

Almost surely, 2^100465155 is an apocalyptic number.

100465155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

100465155 is an abundant number, since it is smaller than the sum of its proper divisors (113976189).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100465155 is a wasteful number, since it uses less digits than its factorization.

100465155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365 (or 362 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 100465155 is about 10023.2307665742. The cubic root of 100465155 is about 464.8774564354.

The spelling of 100465155 in words is "one hundred million, four hundred sixty-five thousand, one hundred fifty-five".