45475319 has 2 divisors, whose sum is σ = 45475320. Its totient is φ = 45475318.

The previous prime is 45475307. The next prime is 45475333. The reversal of 45475319 is 91357454.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45475319 - 2⁸ = 45475063 is a prime.

It is a super-2 number, since 2×45475319² = 4136009276303522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45475349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22737659 + 22737660.

It is an arithmetic number, because the mean of its divisors is an integer number (22737660).

Almost surely, 2^45475319 is an apocalyptic number.

45475319 is a deficient number, since it is larger than the sum of its proper divisors (1).

45475319 is an equidigital number, since it uses as much as digits as its factorization.

45475319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75600, while the sum is 38.

The square root of 45475319 is about 6743.5390560150. The cubic root of 45475319 is about 356.9372867789.

The spelling of 45475319 in words is "forty-five million, four hundred seventy-five thousand, three hundred nineteen".