45458423 has 2 divisors, whose sum is σ = 45458424. Its totient is φ = 45458422.

The previous prime is 45458407. The next prime is 45458443. The reversal of 45458423 is 32485454.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45458423 - 2⁴ = 45458407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45458443) 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, 22729211 + 22729212.

It is an arithmetic number, because the mean of its divisors is an integer number (22729212).

Almost surely, 2^45458423 is an apocalyptic number.

45458423 is a deficient number, since it is larger than the sum of its proper divisors (1).

45458423 is an equidigital number, since it uses as much as digits as its factorization.

45458423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 76800, while the sum is 35.

The square root of 45458423 is about 6742.2861849672. The cubic root of 45458423 is about 356.8930755483.

The spelling of 45458423 in words is "forty-five million, four hundred fifty-eight thousand, four hundred twenty-three".