45033691 has 2 divisors, whose sum is σ = 45033692. Its totient is φ = 45033690.

The previous prime is 45033689. The next prime is 45033719. The reversal of 45033691 is 19633054.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45033691 - 2¹ = 45033689 is a prime.

Together with 45033689, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (45033601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22516845 + 22516846.

It is an arithmetic number, because the mean of its divisors is an integer number (22516846).

Almost surely, 2^45033691 is an apocalyptic number.

45033691 is a deficient number, since it is larger than the sum of its proper divisors (1).

45033691 is an equidigital number, since it uses as much as digits as its factorization.

45033691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 45033691 is about 6710.7146415266. The cubic root of 45033691 is about 355.7780751885.

The spelling of 45033691 in words is "forty-five million, thirty-three thousand, six hundred ninety-one".