45172663 has 2 divisors, whose sum is σ = 45172664. Its totient is φ = 45172662.

The previous prime is 45172657. The next prime is 45172669. The reversal of 45172663 is 36627154.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (45172657) and next prime (45172669).

It is a cyclic number.

It is not a de Polignac number, because 45172663 - 2⁹ = 45172151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45172669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22586331 + 22586332.

It is an arithmetic number, because the mean of its divisors is an integer number (22586332).

Almost surely, 2^45172663 is an apocalyptic number.

45172663 is a deficient number, since it is larger than the sum of its proper divisors (1).

45172663 is an equidigital number, since it uses as much as digits as its factorization.

45172663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 34.

The square root of 45172663 is about 6721.0611513361. The cubic root of 45172663 is about 356.1436712326.

The spelling of 45172663 in words is "forty-five million, one hundred seventy-two thousand, six hundred sixty-three".