45427357 has 2 divisors, whose sum is σ = 45427358. Its totient is φ = 45427356.

The previous prime is 45427321. The next prime is 45427363. The reversal of 45427357 is 75372454.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39614436 + 5812921 = 6294^2 + 2411^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45427357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45427367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22713678 + 22713679.

It is an arithmetic number, because the mean of its divisors is an integer number (22713679).

Almost surely, 2^45427357 is an apocalyptic number.

It is an amenable number.

45427357 is a deficient number, since it is larger than the sum of its proper divisors (1).

45427357 is an equidigital number, since it uses as much as digits as its factorization.

45427357 is an evil number, because the sum of its binary digits is even.

The product of its digits is 117600, while the sum is 37.

The square root of 45427357 is about 6739.9819732697. The cubic root of 45427357 is about 356.8117575280.

The spelling of 45427357 in words is "forty-five million, four hundred twenty-seven thousand, three hundred fifty-seven".