45087071 has 2 divisors, whose sum is σ = 45087072. Its totient is φ = 45087070.

The previous prime is 45087067. The next prime is 45087079. The reversal of 45087071 is 17078054.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45087071 - 2² = 45087067 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45087079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22543535 + 22543536.

It is an arithmetic number, because the mean of its divisors is an integer number (22543536).

Almost surely, 2^45087071 is an apocalyptic number.

45087071 is a deficient number, since it is larger than the sum of its proper divisors (1).

45087071 is an equidigital number, since it uses as much as digits as its factorization.

45087071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7840, while the sum is 32.

The square root of 45087071 is about 6714.6906853555. The cubic root of 45087071 is about 355.9185917250.

The spelling of 45087071 in words is "forty-five million, eighty-seven thousand, seventy-one".