1133308431 has 12 divisors (see below), whose sum is σ = 1639030120. Its totient is φ = 754602480.

The previous prime is 1133308427. The next prime is 1133308439. The reversal of 1133308431 is 1348033311.

It is not a de Polignac number, because 1133308431 - 2² = 1133308427 is a prime.

It is a super-2 number, since 2×1133308431² = 2568775999551363522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1133308395 and 1133308404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133308439) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70336 + ... + 84933.

Almost surely, 2^1133308431 is an apocalyptic number.

1133308431 is a deficient number, since it is larger than the sum of its proper divisors (505721689).

1133308431 is a wasteful number, since it uses less digits than its factorization.

1133308431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156086 (or 156083 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 1133308431 is about 33664.6466044128. The cubic root of 1133308431 is about 1042.5959651493.

The spelling of 1133308431 in words is "one billion, one hundred thirty-three million, three hundred eight thousand, four hundred thirty-one".