45174427 has 2 divisors, whose sum is σ = 45174428. Its totient is φ = 45174426.

The previous prime is 45174413. The next prime is 45174439. The reversal of 45174427 is 72447154.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45174427 - 2¹⁵ = 45141659 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45174392 and 45174401.

It is not a weakly prime, because it can be changed into another prime (45174407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22587213 + 22587214.

It is an arithmetic number, because the mean of its divisors is an integer number (22587214).

Almost surely, 2^45174427 is an apocalyptic number.

45174427 is a deficient number, since it is larger than the sum of its proper divisors (1).

45174427 is an equidigital number, since it uses as much as digits as its factorization.

45174427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31360, while the sum is 34.

The square root of 45174427 is about 6721.1923793327. The cubic root of 45174427 is about 356.1483069954.

The spelling of 45174427 in words is "forty-five million, one hundred seventy-four thousand, four hundred twenty-seven".