9849057131 has 2 divisors, whose sum is σ = 9849057132. Its totient is φ = 9849057130.

The previous prime is 9849057103. The next prime is 9849057139. The reversal of 9849057131 is 1317509489.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9849057131 is a prime.

It is a super-2 number, since 2×9849057131² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9849057139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4924528565 + 4924528566.

It is an arithmetic number, because the mean of its divisors is an integer number (4924528566).

Almost surely, 2^9849057131 is an apocalyptic number.

9849057131 is a deficient number, since it is larger than the sum of its proper divisors (1).

9849057131 is an equidigital number, since it uses as much as digits as its factorization.

9849057131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 47.

The square root of 9849057131 is about 99242.4159873186. The cubic root of 9849057131 is about 2143.5398028020.

The spelling of 9849057131 in words is "nine billion, eight hundred forty-nine million, fifty-seven thousand, one hundred thirty-one".