45774427 has 2 divisors, whose sum is σ = 45774428. Its totient is φ = 45774426.

The previous prime is 45774419. The next prime is 45774433. The reversal of 45774427 is 72447754.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45774427 - 2³ = 45774419 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45774427.

It is not a weakly prime, because it can be changed into another prime (45777427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22887213 + 22887214.

It is an arithmetic number, because the mean of its divisors is an integer number (22887214).

Almost surely, 2^45774427 is an apocalyptic number.

45774427 is a deficient number, since it is larger than the sum of its proper divisors (1).

45774427 is an equidigital number, since it uses as much as digits as its factorization.

45774427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 219520, while the sum is 40.

The square root of 45774427 is about 6765.6800840714. The cubic root of 45774427 is about 357.7181468080.

The spelling of 45774427 in words is "forty-five million, seven hundred seventy-four thousand, four hundred twenty-seven".