45805511 has 2 divisors, whose sum is σ = 45805512. Its totient is φ = 45805510.

The previous prime is 45805483. The next prime is 45805517. The reversal of 45805511 is 11550854.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45805511 - 2¹⁸ = 45543367 is a prime.

It is a super-2 number, since 2×45805511² = 4196289675942242, 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 (45805517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22902755 + 22902756.

It is an arithmetic number, because the mean of its divisors is an integer number (22902756).

Almost surely, 2^45805511 is an apocalyptic number.

45805511 is a deficient number, since it is larger than the sum of its proper divisors (1).

45805511 is an equidigital number, since it uses as much as digits as its factorization.

45805511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4000, while the sum is 29.

The square root of 45805511 is about 6767.9768764380. The cubic root of 45805511 is about 357.7991002692.

The spelling of 45805511 in words is "forty-five million, eight hundred five thousand, five hundred eleven".