6451376957 has 2 divisors, whose sum is σ = 6451376958. Its totient is φ = 6451376956.

The previous prime is 6451376891. The next prime is 6451376969. The reversal of 6451376957 is 7596731546.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6450338596 + 1038361 = 80314^2 + 1019^2 .

It is a cyclic number.

It is not a de Polignac number, because 6451376957 - 2¹⁰ = 6451375933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6451376899 and 6451376908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6451376857) 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, 3225688478 + 3225688479.

It is an arithmetic number, because the mean of its divisors is an integer number (3225688479).

Almost surely, 2^6451376957 is an apocalyptic number.

It is an amenable number.

6451376957 is a deficient number, since it is larger than the sum of its proper divisors (1).

6451376957 is an equidigital number, since it uses as much as digits as its factorization.

6451376957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4762800, while the sum is 53.

The square root of 6451376957 is about 80320.4641234100. The cubic root of 6451376957 is about 1861.5904380473.

The spelling of 6451376957 in words is "six billion, four hundred fifty-one million, three hundred seventy-six thousand, nine hundred fifty-seven".