51168707 has 2 divisors, whose sum is σ = 51168708. Its totient is φ = 51168706.

The previous prime is 51168703. The next prime is 51168713. The reversal of 51168707 is 70786115.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51168707 - 2² = 51168703 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (51168701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25584353 + 25584354.

It is an arithmetic number, because the mean of its divisors is an integer number (25584354).

Almost surely, 2^51168707 is an apocalyptic number.

51168707 is a deficient number, since it is larger than the sum of its proper divisors (1).

51168707 is an equidigital number, since it uses as much as digits as its factorization.

51168707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11760, while the sum is 35.

The square root of 51168707 is about 7153.2305289289. The cubic root of 51168707 is about 371.2514406259.

The spelling of 51168707 in words is "fifty-one million, one hundred sixty-eight thousand, seven hundred seven".