45732857 has 2 divisors, whose sum is σ = 45732858. Its totient is φ = 45732856.

The previous prime is 45732823. The next prime is 45732877. The reversal of 45732857 is 75823754.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44142736 + 1590121 = 6644^2 + 1261^2 .

It is a cyclic number.

It is not a de Polignac number, because 45732857 - 2¹⁸ = 45470713 is a prime.

It is not a weakly prime, because it can be changed into another prime (45732877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22866428 + 22866429.

It is an arithmetic number, because the mean of its divisors is an integer number (22866429).

Almost surely, 2^45732857 is an apocalyptic number.

It is an amenable number.

45732857 is a deficient number, since it is larger than the sum of its proper divisors (1).

45732857 is an equidigital number, since it uses as much as digits as its factorization.

45732857 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 235200, while the sum is 41.

The square root of 45732857 is about 6762.6072634746. The cubic root of 45732857 is about 357.6098268857.

The spelling of 45732857 in words is "forty-five million, seven hundred thirty-two thousand, eight hundred fifty-seven".