45523451 has 2 divisors, whose sum is σ = 45523452. Its totient is φ = 45523450.

The previous prime is 45523441. The next prime is 45523483. The reversal of 45523451 is 15432554.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45523451 - 2¹⁰ = 45522427 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (45523421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22761725 + 22761726.

It is an arithmetic number, because the mean of its divisors is an integer number (22761726).

Almost surely, 2^45523451 is an apocalyptic number.

45523451 is a deficient number, since it is larger than the sum of its proper divisors (1).

45523451 is an equidigital number, since it uses as much as digits as its factorization.

45523451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12000, while the sum is 29.

The square root of 45523451 is about 6747.1068614629. The cubic root of 45523451 is about 357.0631722641.

The spelling of 45523451 in words is "forty-five million, five hundred twenty-three thousand, four hundred fifty-one".