45534331 has 2 divisors, whose sum is σ = 45534332. Its totient is φ = 45534330.

The previous prime is 45534329. The next prime is 45534337. The reversal of 45534331 is 13343554.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45534331 - 2¹ = 45534329 is a prime.

It is a super-2 number, since 2×45534331² = 4146750599235122, which contains 22 as substring.

Together with 45534329, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 45534331.

It is not a weakly prime, because it can be changed into another prime (45534337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22767165 + 22767166.

It is an arithmetic number, because the mean of its divisors is an integer number (22767166).

Almost surely, 2^45534331 is an apocalyptic number.

45534331 is a deficient number, since it is larger than the sum of its proper divisors (1).

45534331 is an equidigital number, since it uses as much as digits as its factorization.

45534331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10800, while the sum is 28.

The square root of 45534331 is about 6747.9130847989. The cubic root of 45534331 is about 357.0916157570.

Adding to 45534331 its reverse (13343554), we get a palindrome (58877885).

The spelling of 45534331 in words is "forty-five million, five hundred thirty-four thousand, three hundred thirty-one".