45173783 has 2 divisors, whose sum is σ = 45173784. Its totient is φ = 45173782.

The previous prime is 45173761. The next prime is 45173797. The reversal of 45173783 is 38737154.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45173783 - 2⁶ = 45173719 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45173753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22586891 + 22586892.

It is an arithmetic number, because the mean of its divisors is an integer number (22586892).

Almost surely, 2^45173783 is an apocalyptic number.

45173783 is a deficient number, since it is larger than the sum of its proper divisors (1).

45173783 is an equidigital number, since it uses as much as digits as its factorization.

45173783 is an evil number, because the sum of its binary digits is even.

The product of its digits is 70560, while the sum is 38.

The square root of 45173783 is about 6721.1444709960. The cubic root of 45173783 is about 356.1466145881.

The spelling of 45173783 in words is "forty-five million, one hundred seventy-three thousand, seven hundred eighty-three".