100252155 has 8 divisors (see below), whose sum is σ = 160403472. Its totient is φ = 53467808.

The previous prime is 100252133. The next prime is 100252199. The reversal of 100252155 is 551252001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100252155 - 2⁶ = 100252091 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3341724 + ... + 3341753.

It is an arithmetic number, because the mean of its divisors is an integer number (20050434).

Almost surely, 2^100252155 is an apocalyptic number.

100252155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

100252155 is a deficient number, since it is larger than the sum of its proper divisors (60151317).

100252155 is an equidigital number, since it uses as much as digits as its factorization.

100252155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6683485.

The product of its (nonzero) digits is 500, while the sum is 21.

The square root of 100252155 is about 10012.5998122366. The cubic root of 100252155 is about 464.5486891838.

The spelling of 100252155 in words is "one hundred million, two hundred fifty-two thousand, one hundred fifty-five".