45152501 has 2 divisors, whose sum is σ = 45152502. Its totient is φ = 45152500.

The previous prime is 45152489. The next prime is 45152509. The reversal of 45152501 is 10525154.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44823025 + 329476 = 6695^2 + 574^2 .

It is a cyclic number.

It is not a de Polignac number, because 45152501 - 2¹⁸ = 44890357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45152509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22576250 + 22576251.

It is an arithmetic number, because the mean of its divisors is an integer number (22576251).

Almost surely, 2^45152501 is an apocalyptic number.

It is an amenable number.

45152501 is a deficient number, since it is larger than the sum of its proper divisors (1).

45152501 is an equidigital number, since it uses as much as digits as its factorization.

45152501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 45152501 is about 6719.5610719749. The cubic root of 45152501 is about 356.0906772550.

Adding to 45152501 its reverse (10525154), we get a palindrome (55677655).

The spelling of 45152501 in words is "forty-five million, one hundred fifty-two thousand, five hundred one".