45099871 has 2 divisors, whose sum is σ = 45099872. Its totient is φ = 45099870.

The previous prime is 45099851. The next prime is 45099881. The reversal of 45099871 is 17899054.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45099871 - 2⁹ = 45099359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45099811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22549935 + 22549936.

It is an arithmetic number, because the mean of its divisors is an integer number (22549936).

Almost surely, 2^45099871 is an apocalyptic number.

45099871 is a deficient number, since it is larger than the sum of its proper divisors (1).

45099871 is an equidigital number, since it uses as much as digits as its factorization.

45099871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 43.

The square root of 45099871 is about 6715.6437517188. The cubic root of 45099871 is about 355.9522697234.

The spelling of 45099871 in words is "forty-five million, ninety-nine thousand, eight hundred seventy-one".