45156427 has 2 divisors, whose sum is σ = 45156428. Its totient is φ = 45156426.

The previous prime is 45156359. The next prime is 45156431. The reversal of 45156427 is 72465154.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45156427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45156392 and 45156401.

It is not a weakly prime, because it can be changed into another prime (45156467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22578213 + 22578214.

It is an arithmetic number, because the mean of its divisors is an integer number (22578214).

Almost surely, 2^45156427 is an apocalyptic number.

45156427 is a deficient number, since it is larger than the sum of its proper divisors (1).

45156427 is an equidigital number, since it uses as much as digits as its factorization.

45156427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33600, while the sum is 34.

The square root of 45156427 is about 6719.8531978013. The cubic root of 45156427 is about 356.1009976245.

The spelling of 45156427 in words is "forty-five million, one hundred fifty-six thousand, four hundred twenty-seven".