51357001 has 2 divisors, whose sum is σ = 51357002. Its totient is φ = 51357000.

The previous prime is 51356993. The next prime is 51357011. The reversal of 51357001 is 10075315.

51357001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29975625 + 21381376 = 5475^2 + 4624^2 .

It is a cyclic number.

It is not a de Polignac number, because 51357001 - 2³ = 51356993 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (51357011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25678500 + 25678501.

It is an arithmetic number, because the mean of its divisors is an integer number (25678501).

Almost surely, 2^51357001 is an apocalyptic number.

It is an amenable number.

51357001 is a deficient number, since it is larger than the sum of its proper divisors (1).

51357001 is an equidigital number, since it uses as much as digits as its factorization.

51357001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 525, while the sum is 22.

The square root of 51357001 is about 7166.3799089917. The cubic root of 51357001 is about 371.7062684000.

The spelling of 51357001 in words is "fifty-one million, three hundred fifty-seven thousand, one".