100061015 has 4 divisors (see below), whose sum is σ = 120073224. Its totient is φ = 80048808.

The previous prime is 100060999. The next prime is 100061021. The reversal of 100061015 is 510160001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 510160001 = 13 ⋅39243077.

It is a cyclic number.

It is not a de Polignac number, because 100061015 - 2⁴ = 100060999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10006097 + ... + 10006106.

It is an arithmetic number, because the mean of its divisors is an integer number (30018306).

Almost surely, 2^100061015 is an apocalyptic number.

100061015 is a deficient number, since it is larger than the sum of its proper divisors (20012209).

100061015 is an equidigital number, since it uses as much as digits as its factorization.

100061015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20012208.

The product of its (nonzero) digits is 30, while the sum is 14.

The square root of 100061015 is about 10003.0502847881. The cubic root of 100061015 is about 464.2532663488.

The spelling of 100061015 in words is "one hundred million, sixty-one thousand, fifteen".