45135983 has 2 divisors, whose sum is σ = 45135984. Its totient is φ = 45135982.

The previous prime is 45135947. The next prime is 45135989. The reversal of 45135983 is 38953154.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45135983 - 2²⁴ = 28358767 is a prime.

It is a super-2 number, since 2×45135983² = 4074513922752578, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45135989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22567991 + 22567992.

It is an arithmetic number, because the mean of its divisors is an integer number (22567992).

Almost surely, 2^45135983 is an apocalyptic number.

45135983 is a deficient number, since it is larger than the sum of its proper divisors (1).

45135983 is an equidigital number, since it uses as much as digits as its factorization.

45135983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64800, while the sum is 38.

The square root of 45135983 is about 6718.3318614073. The cubic root of 45135983 is about 356.0472494413.

The spelling of 45135983 in words is "forty-five million, one hundred thirty-five thousand, nine hundred eighty-three".