1252224099 has 24 divisors (see below), whose sum is σ = 2069020512. Its totient is φ = 714913920.

The previous prime is 1252224067. The next prime is 1252224107. The reversal of 1252224099 is 9904222521.

1252224099 is a `hidden beast` number, since 1 + 2 + 522 + 2 + 40 + 99 = 666.

It is not a de Polignac number, because 1252224099 - 2⁵ = 1252224067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1252224049) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 66829 + ... + 83489.

It is an arithmetic number, because the mean of its divisors is an integer number (86209188).

Almost surely, 2^1252224099 is an apocalyptic number.

1252224099 is a deficient number, since it is larger than the sum of its proper divisors (816796413).

1252224099 is a wasteful number, since it uses less digits than its factorization.

1252224099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17867 (or 17864 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 1252224099 is about 35386.7785903153. The cubic root of 1252224099 is about 1077.8558566074.

The spelling of 1252224099 in words is "one billion, two hundred fifty-two million, two hundred twenty-four thousand, ninety-nine".