2151313015 has 8 divisors (see below), whose sum is σ = 2651348160. Its totient is φ = 1674535392.

The previous prime is 2151312973. The next prime is 2151313033. The reversal of 2151313015 is 5103131512.

2151313015 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2151313015 - 2¹⁹ = 2150788727 is a prime.

It is a congruent number.

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, 5814175 + ... + 5814544.

It is an arithmetic number, because the mean of its divisors is an integer number (331418520).

Almost surely, 2^2151313015 is an apocalyptic number.

2151313015 is a deficient number, since it is larger than the sum of its proper divisors (500035145).

2151313015 is a wasteful number, since it uses less digits than its factorization.

2151313015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11628761.

The product of its (nonzero) digits is 450, while the sum is 22.

The square root of 2151313015 is about 46382.2489213277. The cubic root of 2151313015 is about 1290.9255651485.

Adding to 2151313015 its reverse (5103131512), we get a palindrome (7254444527).

The spelling of 2151313015 in words is "two billion, one hundred fifty-one million, three hundred thirteen thousand, fifteen".