9951057 has 12 divisors (see below), whose sum is σ = 14401140. Its totient is φ = 6621408.

The previous prime is 9951047. The next prime is 9951059. The reversal of 9951057 is 7501599.

It is a happy number.

9951057 is a `hidden beast` number, since 99 + 510 + 57 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3721041 + 6230016 = 1929^2 + 2496^2 .

It is not a de Polignac number, because 9951057 - 2¹⁵ = 9918289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9951059) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8419 + ... + 9527.

It is an arithmetic number, because the mean of its divisors is an integer number (1200095).

Almost surely, 2^9951057 is an apocalyptic number.

It is an amenable number.

9951057 is a deficient number, since it is larger than the sum of its proper divisors (4450083).

9951057 is a wasteful number, since it uses less digits than its factorization.

9951057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2112 (or 2109 counting only the distinct ones).

The product of its (nonzero) digits is 14175, while the sum is 36.

The square root of 9951057 is about 3154.5296004317. The cubic root of 9951057 is about 215.0914123633.

The spelling of 9951057 in words is "nine million, nine hundred fifty-one thousand, fifty-seven".