45618427 has 2 divisors, whose sum is σ = 45618428. Its totient is φ = 45618426.

The previous prime is 45618409. The next prime is 45618431. The reversal of 45618427 is 72481654.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45618427 - 2¹¹ = 45616379 is a prime.

It is not a weakly prime, because it can be changed into another prime (45618457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22809213 + 22809214.

It is an arithmetic number, because the mean of its divisors is an integer number (22809214).

Almost surely, 2^45618427 is an apocalyptic number.

45618427 is a deficient number, since it is larger than the sum of its proper divisors (1).

45618427 is an equidigital number, since it uses as much as digits as its factorization.

45618427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 53760, while the sum is 37.

The square root of 45618427 is about 6754.1414702388. The cubic root of 45618427 is about 357.3113145180.

The spelling of 45618427 in words is "forty-five million, six hundred eighteen thousand, four hundred twenty-seven".