1122424251 has 8 divisors (see below), whose sum is σ = 1611686160. Its totient is φ = 690722592.

The previous prime is 1122424229. The next prime is 1122424271. The reversal of 1122424251 is 1524242211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1122424251 - 2⁶ = 1122424187 is a prime.

It is a super-2 number, since 2×1122424251² = 2519672398465822002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1122424271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14390016 + ... + 14390093.

It is an arithmetic number, because the mean of its divisors is an integer number (201460770).

Almost surely, 2^1122424251 is an apocalyptic number.

1122424251 is a deficient number, since it is larger than the sum of its proper divisors (489261909).

1122424251 is a wasteful number, since it uses less digits than its factorization.

1122424251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28780125.

The product of its digits is 1280, while the sum is 24.

The square root of 1122424251 is about 33502.6006602473. The cubic root of 1122424251 is about 1039.2475607099.

Adding to 1122424251 its reverse (1524242211), we get a palindrome (2646666462).

The spelling of 1122424251 in words is "one billion, one hundred twenty-two million, four hundred twenty-four thousand, two hundred fifty-one".