45992291 has 2 divisors, whose sum is σ = 45992292. Its totient is φ = 45992290.

The previous prime is 45992257. The next prime is 45992321. The reversal of 45992291 is 19229954.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45992291 is a prime.

It is not a weakly prime, because it can be changed into another prime (45992491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22996145 + 22996146.

It is an arithmetic number, because the mean of its divisors is an integer number (22996146).

Almost surely, 2^45992291 is an apocalyptic number.

45992291 is a deficient number, since it is larger than the sum of its proper divisors (1).

45992291 is an equidigital number, since it uses as much as digits as its factorization.

45992291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58320, while the sum is 41.

The square root of 45992291 is about 6781.7616442927. The cubic root of 45992291 is about 358.2847702471.

The spelling of 45992291 in words is "forty-five million, nine hundred ninety-two thousand, two hundred ninety-one".