51362851 has 2 divisors, whose sum is σ = 51362852. Its totient is φ = 51362850.

The previous prime is 51362849. The next prime is 51362903. The reversal of 51362851 is 15826315.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51362851 - 2¹ = 51362849 is a prime.

Together with 51362849, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (51362821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25681425 + 25681426.

It is an arithmetic number, because the mean of its divisors is an integer number (25681426).

Almost surely, 2^51362851 is an apocalyptic number.

51362851 is a deficient number, since it is larger than the sum of its proper divisors (1).

51362851 is an equidigital number, since it uses as much as digits as its factorization.

51362851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7200, while the sum is 31.

The square root of 51362851 is about 7166.7880532356. The cubic root of 51362851 is about 371.7203813679.

The spelling of 51362851 in words is "fifty-one million, three hundred sixty-two thousand, eight hundred fifty-one".