45122851 has 2 divisors, whose sum is σ = 45122852. Its totient is φ = 45122850.

The previous prime is 45122813. The next prime is 45122873. The reversal of 45122851 is 15822154.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45122851 - 2¹³ = 45114659 is a prime.

It is not a weakly prime, because it can be changed into another prime (45122881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22561425 + 22561426.

It is an arithmetic number, because the mean of its divisors is an integer number (22561426).

Almost surely, 2^45122851 is an apocalyptic number.

45122851 is a deficient number, since it is larger than the sum of its proper divisors (1).

45122851 is an equidigital number, since it uses as much as digits as its factorization.

45122851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3200, while the sum is 28.

The square root of 45122851 is about 6717.3544643706. The cubic root of 45122851 is about 356.0127162692.

The spelling of 45122851 in words is "forty-five million, one hundred twenty-two thousand, eight hundred fifty-one".