5135037891 has 8 divisors (see below), whose sum is σ = 7144400640. Its totient is φ = 3274516872.

The previous prime is 5135037883. The next prime is 5135037899. The reversal of 5135037891 is 1987305315.

It is an interprime number because it is at equal distance from previous prime (5135037883) and next prime (5135037899).

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

It is not a de Polignac number, because 5135037891 - 2³ = 5135037883 is a prime.

It is a super-2 number, since 2×5135037891² = 52737228284011455762, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5135037899) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37210351 + ... + 37210488.

It is an arithmetic number, because the mean of its divisors is an integer number (893050080).

Almost surely, 2^5135037891 is an apocalyptic number.

5135037891 is a deficient number, since it is larger than the sum of its proper divisors (2009362749).

5135037891 is a wasteful number, since it uses less digits than its factorization.

5135037891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74420865.

The product of its (nonzero) digits is 113400, while the sum is 42.

The square root of 5135037891 is about 71659.1786933119. The cubic root of 5135037891 is about 1725.2335065539.

The spelling of 5135037891 in words is "five billion, one hundred thirty-five million, thirty-seven thousand, eight hundred ninety-one".