45063619 has 2 divisors, whose sum is σ = 45063620. Its totient is φ = 45063618.

The previous prime is 45063587. The next prime is 45063643. The reversal of 45063619 is 91636054.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45063619 - 2⁵ = 45063587 is a prime.

It is a super-2 number, since 2×45063619² = 4061459514754322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45063659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22531809 + 22531810.

It is an arithmetic number, because the mean of its divisors is an integer number (22531810).

Almost surely, 2^45063619 is an apocalyptic number.

45063619 is a deficient number, since it is larger than the sum of its proper divisors (1).

45063619 is an equidigital number, since it uses as much as digits as its factorization.

45063619 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 45063619 is about 6712.9441380068. The cubic root of 45063619 is about 355.8568707758.

The spelling of 45063619 in words is "forty-five million, sixty-three thousand, six hundred nineteen".