2151502135 has 8 divisors (see below), whose sum is σ = 2596227120. Its totient is φ = 1711585344.

The previous prime is 2151502079. The next prime is 2151502151. The reversal of 2151502135 is 5312051512.

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 2151502135 - 2¹⁹ = 2150977847 is a prime.

It is a super-2 number, since 2×2151502135² = 9257922873819116450, which contains 22 as substring.

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, 1201062 + ... + 1202851.

It is an arithmetic number, because the mean of its divisors is an integer number (324528390).

Almost surely, 2^2151502135 is an apocalyptic number.

2151502135 is a deficient number, since it is larger than the sum of its proper divisors (444724985).

2151502135 is a wasteful number, since it uses less digits than its factorization.

2151502135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2404097.

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 2151502135 is about 46384.2875875010. The cubic root of 2151502135 is about 1290.9633920768.

Adding to 2151502135 its reverse (5312051512), we get a palindrome (7463553647).

The spelling of 2151502135 in words is "two billion, one hundred fifty-one million, five hundred two thousand, one hundred thirty-five".