1122355431 has 6 divisors (see below), whose sum is σ = 1621180080. Its totient is φ = 748236948.

The previous prime is 1122355417. The next prime is 1122355457. The reversal of 1122355431 is 1345532211.

1122355431 is a `hidden beast` number, since 1 + 1 + 223 + 5 + 5 + 431 = 666.

1122355431 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1122355431 - 2¹⁷ = 1122224359 is a prime.

It is a super-2 number, since 2×1122355431² = 2519363426990391522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1122355395 and 1122355404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122355471) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62353071 + ... + 62353088.

It is an arithmetic number, because the mean of its divisors is an integer number (270196680).

Almost surely, 2^1122355431 is an apocalyptic number.

1122355431 is a deficient number, since it is larger than the sum of its proper divisors (498824649).

1122355431 is a wasteful number, since it uses less digits than its factorization.

1122355431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124706165 (or 124706162 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 1122355431 is about 33501.5735600583. The cubic root of 1122355431 is about 1039.2263202331.

Adding to 1122355431 its reverse (1345532211), we get a palindrome (2467887642).

The spelling of 1122355431 in words is "one billion, one hundred twenty-two million, three hundred fifty-five thousand, four hundred thirty-one".