45646723 has 2 divisors, whose sum is σ = 45646724. Its totient is φ = 45646722.

The previous prime is 45646709. The next prime is 45646771. The reversal of 45646723 is 32764654.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45646723 - 2¹³ = 45638531 is a prime.

It is not a weakly prime, because it can be changed into another prime (45646703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22823361 + 22823362.

It is an arithmetic number, because the mean of its divisors is an integer number (22823362).

Almost surely, 2^45646723 is an apocalyptic number.

45646723 is a deficient number, since it is larger than the sum of its proper divisors (1).

45646723 is an equidigital number, since it uses as much as digits as its factorization.

45646723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 37.

The square root of 45646723 is about 6756.2358602997. The cubic root of 45646723 is about 357.3851764192.

It can be divided in two parts, 456467 and 23, that added together give a triangular number (456490 = T₉₅₅).

The spelling of 45646723 in words is "forty-five million, six hundred forty-six thousand, seven hundred twenty-three".