45153257 has 2 divisors, whose sum is σ = 45153258. Its totient is φ = 45153256.

The previous prime is 45153247. The next prime is 45153281. The reversal of 45153257 is 75235154.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38204761 + 6948496 = 6181^2 + 2636^2 .

It is a cyclic number.

It is not a de Polignac number, because 45153257 - 2⁶ = 45153193 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (45153247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22576628 + 22576629.

It is an arithmetic number, because the mean of its divisors is an integer number (22576629).

Almost surely, 2^45153257 is an apocalyptic number.

It is an amenable number.

45153257 is a deficient number, since it is larger than the sum of its proper divisors (1).

45153257 is an equidigital number, since it uses as much as digits as its factorization.

45153257 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 45153257 is about 6719.6173254137. The cubic root of 45153257 is about 356.0926646167.

The spelling of 45153257 in words is "forty-five million, one hundred fifty-three thousand, two hundred fifty-seven".