9514994157 has 8 divisors (see below), whose sum is σ = 14096287680. Its totient is φ = 6343329420.

The previous prime is 9514994143. The next prime is 9514994179. The reversal of 9514994157 is 7514994159.

It is a happy number.

It is not a de Polignac number, because 9514994157 - 2²⁸ = 9246558701 is a prime.

It is a super-2 number, since 2×9514994157² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9514994057) 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, 176203569 + ... + 176203622.

It is an arithmetic number, because the mean of its divisors is an integer number (1762035960).

Almost surely, 2^9514994157 is an apocalyptic number.

It is an amenable number.

9514994157 is a deficient number, since it is larger than the sum of its proper divisors (4581293523).

9514994157 is a wasteful number, since it uses less digits than its factorization.

9514994157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352407200 (or 352407194 counting only the distinct ones).

The product of its digits is 2041200, while the sum is 54.

The square root of 9514994157 is about 97544.8315237665. The cubic root of 9514994157 is about 2119.0254626266.

The spelling of 9514994157 in words is "nine billion, five hundred fourteen million, nine hundred ninety-four thousand, one hundred fifty-seven".