45319193 has 2 divisors, whose sum is σ = 45319194. Its totient is φ = 45319192.

The previous prime is 45319171. The next prime is 45319201. The reversal of 45319193 is 39191354.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44262409 + 1056784 = 6653^2 + 1028^2 .

It is a cyclic number.

It is not a de Polignac number, because 45319193 - 2⁶ = 45319129 is a prime.

It is not a weakly prime, because it can be changed into another prime (45319133) 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, 22659596 + 22659597.

It is an arithmetic number, because the mean of its divisors is an integer number (22659597).

Almost surely, 2^45319193 is an apocalyptic number.

It is an amenable number.

45319193 is a deficient number, since it is larger than the sum of its proper divisors (1).

45319193 is an equidigital number, since it uses as much as digits as its factorization.

45319193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14580, while the sum is 35.

The square root of 45319193 is about 6731.9531341209. The cubic root of 45319193 is about 356.5283390374.

The spelling of 45319193 in words is "forty-five million, three hundred nineteen thousand, one hundred ninety-three".