45237623 has 2 divisors, whose sum is σ = 45237624. Its totient is φ = 45237622.

The previous prime is 45237583. The next prime is 45237631. The reversal of 45237623 is 32673254.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45237623 - 2¹⁰ = 45236599 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45237623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45237653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22618811 + 22618812.

It is an arithmetic number, because the mean of its divisors is an integer number (22618812).

Almost surely, 2^45237623 is an apocalyptic number.

45237623 is a deficient number, since it is larger than the sum of its proper divisors (1).

45237623 is an equidigital number, since it uses as much as digits as its factorization.

45237623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 32.

The square root of 45237623 is about 6725.8919854544. The cubic root of 45237623 is about 356.3143054944.

The spelling of 45237623 in words is "forty-five million, two hundred thirty-seven thousand, six hundred twenty-three".