45431611 has 2 divisors, whose sum is σ = 45431612. Its totient is φ = 45431610.

The previous prime is 45431591. The next prime is 45431629. The reversal of 45431611 is 11613454.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45431611 - 2⁵ = 45431579 is a prime.

It is not a weakly prime, because it can be changed into another prime (45431681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22715805 + 22715806.

It is an arithmetic number, because the mean of its divisors is an integer number (22715806).

Almost surely, 2^45431611 is an apocalyptic number.

45431611 is a deficient number, since it is larger than the sum of its proper divisors (1).

45431611 is an equidigital number, since it uses as much as digits as its factorization.

45431611 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 25.

The square root of 45431611 is about 6740.2975453610. The cubic root of 45431611 is about 356.8228949419.

The spelling of 45431611 in words is "forty-five million, four hundred thirty-one thousand, six hundred eleven".