45257351 has 2 divisors, whose sum is σ = 45257352. Its totient is φ = 45257350.

The previous prime is 45257263. The next prime is 45257363. The reversal of 45257351 is 15375254.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45257351 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45257651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22628675 + 22628676.

It is an arithmetic number, because the mean of its divisors is an integer number (22628676).

Almost surely, 2^45257351 is an apocalyptic number.

45257351 is a deficient number, since it is larger than the sum of its proper divisors (1).

45257351 is an equidigital number, since it uses as much as digits as its factorization.

45257351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21000, while the sum is 32.

The square root of 45257351 is about 6727.3583968747. The cubic root of 45257351 is about 356.3660938553.

The spelling of 45257351 in words is "forty-five million, two hundred fifty-seven thousand, three hundred fifty-one".