45503723 has 2 divisors, whose sum is σ = 45503724. Its totient is φ = 45503722.

The previous prime is 45503707. The next prime is 45503737. The reversal of 45503723 is 32730554.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45503723 - 2⁴ = 45503707 is a prime.

It is a super-3 number, since 3×45503723³ (a number of 24 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (45503023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22751861 + 22751862.

It is an arithmetic number, because the mean of its divisors is an integer number (22751862).

Almost surely, 2^45503723 is an apocalyptic number.

45503723 is a deficient number, since it is larger than the sum of its proper divisors (1).

45503723 is an equidigital number, since it uses as much as digits as its factorization.

45503723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 29.

The square root of 45503723 is about 6745.6447430916. The cubic root of 45503723 is about 357.0115859579.

The spelling of 45503723 in words is "forty-five million, five hundred three thousand, seven hundred twenty-three".