45146971 has 2 divisors, whose sum is σ = 45146972. Its totient is φ = 45146970.

The previous prime is 45146963. The next prime is 45147007. The reversal of 45146971 is 17964154.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45146971 - 2³ = 45146963 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45146971.

It is not a weakly prime, because it can be changed into another prime (45146921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22573485 + 22573486.

It is an arithmetic number, because the mean of its divisors is an integer number (22573486).

Almost surely, 2^45146971 is an apocalyptic number.

45146971 is a deficient number, since it is larger than the sum of its proper divisors (1).

45146971 is an equidigital number, since it uses as much as digits as its factorization.

45146971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 37.

The square root of 45146971 is about 6719.1495741649. The cubic root of 45146971 is about 356.0761393978.

The spelling of 45146971 in words is "forty-five million, one hundred forty-six thousand, nine hundred seventy-one".