45123853 has 2 divisors, whose sum is σ = 45123854. Its totient is φ = 45123852.

The previous prime is 45123809. The next prime is 45123857. The reversal of 45123853 is 35832154.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33200644 + 11923209 = 5762^2 + 3453^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45123853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45123857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22561926 + 22561927.

It is an arithmetic number, because the mean of its divisors is an integer number (22561927).

Almost surely, 2^45123853 is an apocalyptic number.

It is an amenable number.

45123853 is a deficient number, since it is larger than the sum of its proper divisors (1).

45123853 is an equidigital number, since it uses as much as digits as its factorization.

45123853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14400, while the sum is 31.

The square root of 45123853 is about 6717.4290468899. The cubic root of 45123853 is about 356.0153514611.

The spelling of 45123853 in words is "forty-five million, one hundred twenty-three thousand, eight hundred fifty-three".