9877237131 has 16 divisors (see below), whose sum is σ = 13332654720. Its totient is φ = 6503374080.

The previous prime is 9877237121. The next prime is 9877237147. The reversal of 9877237131 is 1317327789.

It is not a de Polignac number, because 9877237131 - 2⁶ = 9877237067 is a prime.

It is a super-2 number, since 2×9877237131² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9877237121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1255771 + ... + 1263611.

It is an arithmetic number, because the mean of its divisors is an integer number (833290920).

Almost surely, 2^9877237131 is an apocalyptic number.

9877237131 is a deficient number, since it is larger than the sum of its proper divisors (3455417589).

9877237131 is a wasteful number, since it uses less digits than its factorization.

9877237131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12986.

The product of its digits is 444528, while the sum is 48.

The square root of 9877237131 is about 99384.2901619768. The cubic root of 9877237131 is about 2145.5822126244.

The spelling of 9877237131 in words is "nine billion, eight hundred seventy-seven million, two hundred thirty-seven thousand, one hundred thirty-one".