951135121 has 4 divisors (see below), whose sum is σ = 951800292. Its totient is φ = 950469952.

The previous prime is 951135113. The next prime is 951135137. The reversal of 951135121 is 121531159.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 393466896 + 557668225 = 19836^2 + 23615^2 .

It is a cyclic number.

It is not a de Polignac number, because 951135121 - 2³ = 951135113 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 951135121.

It is not an unprimeable number, because it can be changed into a prime (951130121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 330436 + ... + 333301.

It is an arithmetic number, because the mean of its divisors is an integer number (237950073).

Almost surely, 2^951135121 is an apocalyptic number.

It is an amenable number.

951135121 is a deficient number, since it is larger than the sum of its proper divisors (665171).

951135121 is a wasteful number, since it uses less digits than its factorization.

951135121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665170.

The product of its digits is 1350, while the sum is 28.

The square root of 951135121 is about 30840.4786117207. The cubic root of 951135121 is about 983.4389527714.

The spelling of 951135121 in words is "nine hundred fifty-one million, one hundred thirty-five thousand, one hundred twenty-one".