45425287 has 2 divisors, whose sum is σ = 45425288. Its totient is φ = 45425286.

The previous prime is 45425273. The next prime is 45425321. The reversal of 45425287 is 78252454.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45425287 - 2¹⁵ = 45392519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45425267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22712643 + 22712644.

It is an arithmetic number, because the mean of its divisors is an integer number (22712644).

Almost surely, 2^45425287 is an apocalyptic number.

45425287 is a deficient number, since it is larger than the sum of its proper divisors (1).

45425287 is an equidigital number, since it uses as much as digits as its factorization.

45425287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 89600, while the sum is 37.

The square root of 45425287 is about 6739.8284102787. The cubic root of 45425287 is about 356.8063378014.

The spelling of 45425287 in words is "forty-five million, four hundred twenty-five thousand, two hundred eighty-seven".