45152489 has 2 divisors, whose sum is σ = 45152490. Its totient is φ = 45152488.

The previous prime is 45152453. The next prime is 45152501. The reversal of 45152489 is 98425154.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44662489 + 490000 = 6683^2 + 700^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45152489 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (45152389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22576244 + 22576245.

It is an arithmetic number, because the mean of its divisors is an integer number (22576245).

Almost surely, 2^45152489 is an apocalyptic number.

It is an amenable number.

45152489 is a deficient number, since it is larger than the sum of its proper divisors (1).

45152489 is an equidigital number, since it uses as much as digits as its factorization.

45152489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 57600, while the sum is 38.

The square root of 45152489 is about 6719.5601790593. The cubic root of 45152489 is about 356.0906457094.

The spelling of 45152489 in words is "forty-five million, one hundred fifty-two thousand, four hundred eighty-nine".