45802391 has 2 divisors, whose sum is σ = 45802392. Its totient is φ = 45802390.

The previous prime is 45802357. The next prime is 45802417. The reversal of 45802391 is 19320854.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45802391 - 2¹⁰ = 45801367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45802091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22901195 + 22901196.

It is an arithmetic number, because the mean of its divisors is an integer number (22901196).

Almost surely, 2^45802391 is an apocalyptic number.

45802391 is a deficient number, since it is larger than the sum of its proper divisors (1).

45802391 is an equidigital number, since it uses as much as digits as its factorization.

45802391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 45802391 is about 6767.7463752715. The cubic root of 45802391 is about 357.7909763666.

The spelling of 45802391 in words is "forty-five million, eight hundred two thousand, three hundred ninety-one".