45140089 has 2 divisors, whose sum is σ = 45140090. Its totient is φ = 45140088.

The previous prime is 45140077. The next prime is 45140093. The reversal of 45140089 is 98004154.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44156025 + 984064 = 6645^2 + 992^2 .

It is a cyclic number.

It is not a de Polignac number, because 45140089 - 2¹⁹ = 44615801 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45140089.

It is not a weakly prime, because it can be changed into another prime (45140489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22570044 + 22570045.

It is an arithmetic number, because the mean of its divisors is an integer number (22570045).

Almost surely, 2^45140089 is an apocalyptic number.

It is an amenable number.

45140089 is a deficient number, since it is larger than the sum of its proper divisors (1).

45140089 is an equidigital number, since it uses as much as digits as its factorization.

45140089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 45140089 is about 6718.6374362664. The cubic root of 45140089 is about 356.0580455998.

The spelling of 45140089 in words is "forty-five million, one hundred forty thousand, eighty-nine".