45840323 has 2 divisors, whose sum is σ = 45840324. Its totient is φ = 45840322.

The previous prime is 45840317. The next prime is 45840349. The reversal of 45840323 is 32304854.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45840323 - 2²⁴ = 29063107 is a prime.

It is a super-3 number, since 3×45840323³ (a number of 24 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (45840923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22920161 + 22920162.

It is an arithmetic number, because the mean of its divisors is an integer number (22920162).

Almost surely, 2^45840323 is an apocalyptic number.

45840323 is a deficient number, since it is larger than the sum of its proper divisors (1).

45840323 is an equidigital number, since it uses as much as digits as its factorization.

45840323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 45840323 is about 6770.5482052785. The cubic root of 45840323 is about 357.8897192647.

The spelling of 45840323 in words is "forty-five million, eight hundred forty thousand, three hundred twenty-three".