45087641 has 2 divisors, whose sum is σ = 45087642. Its totient is φ = 45087640.

The previous prime is 45087541. The next prime is 45087727. The reversal of 45087641 is 14678054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39187600 + 5900041 = 6260^2 + 2429^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45087641 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (45087541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22543820 + 22543821.

It is an arithmetic number, because the mean of its divisors is an integer number (22543821).

Almost surely, 2^45087641 is an apocalyptic number.

It is an amenable number.

45087641 is a deficient number, since it is larger than the sum of its proper divisors (1).

45087641 is an equidigital number, since it uses as much as digits as its factorization.

45087641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 35.

The square root of 45087641 is about 6714.7331294699. The cubic root of 45087641 is about 355.9200915840.

The spelling of 45087641 in words is "forty-five million, eighty-seven thousand, six hundred forty-one".