45397427 has 2 divisors, whose sum is σ = 45397428. Its totient is φ = 45397426.

The previous prime is 45397421. The next prime is 45397433. The reversal of 45397427 is 72479354.

It is a balanced prime because it is at equal distance from previous prime (45397421) and next prime (45397433).

It is a cyclic number.

It is not a de Polignac number, because 45397427 - 2¹⁸ = 45135283 is a prime.

It is not a weakly prime, because it can be changed into another prime (45397421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22698713 + 22698714.

It is an arithmetic number, because the mean of its divisors is an integer number (22698714).

Almost surely, 2^45397427 is an apocalyptic number.

45397427 is a deficient number, since it is larger than the sum of its proper divisors (1).

45397427 is an equidigital number, since it uses as much as digits as its factorization.

45397427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 211680, while the sum is 41.

The square root of 45397427 is about 6737.7612750824. The cubic root of 45397427 is about 356.7333780165.

The spelling of 45397427 in words is "forty-five million, three hundred ninety-seven thousand, four hundred twenty-seven".