901011015 has 12 divisors (see below), whose sum is σ = 1561752504. Its totient is φ = 480539184.

The previous prime is 901010983. The next prime is 901011017. The reversal of 901011015 is 510110109.

It is not a de Polignac number, because 901011015 - 2⁵ = 901010983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (901011017) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10011189 + ... + 10011278.

It is an arithmetic number, because the mean of its divisors is an integer number (130146042).

Almost surely, 2^901011015 is an apocalyptic number.

901011015 is a deficient number, since it is larger than the sum of its proper divisors (660741489).

901011015 is a wasteful number, since it uses less digits than its factorization.

901011015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20022478 (or 20022475 counting only the distinct ones).

The product of its (nonzero) digits is 45, while the sum is 18.

The square root of 901011015 is about 30016.8455204740. The cubic root of 901011015 is about 965.8507768161.

The spelling of 901011015 in words is "nine hundred one million, eleven thousand, fifteen".