45999973 has 2 divisors, whose sum is σ = 45999974. Its totient is φ = 45999972.

The previous prime is 45999953. The next prime is 45999979. The reversal of 45999973 is 37999954.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41190724 + 4809249 = 6418^2 + 2193^2 .

It is a cyclic number.

It is not a de Polignac number, because 45999973 - 2⁹ = 45999461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45999979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22999986 + 22999987.

It is an arithmetic number, because the mean of its divisors is an integer number (22999987).

Almost surely, 2^45999973 is an apocalyptic number.

It is an amenable number.

45999973 is a deficient number, since it is larger than the sum of its proper divisors (1).

45999973 is an equidigital number, since it uses as much as digits as its factorization.

45999973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2755620, while the sum is 55.

The square root of 45999973 is about 6782.3279926586. The cubic root of 45999973 is about 358.3047169985.

The spelling of 45999973 in words is "forty-five million, nine hundred ninety-nine thousand, nine hundred seventy-three".