1133431970 has 16 divisors (see below), whose sum is σ = 2225648448. Its totient is φ = 412157040.

The previous prime is 1133431967. The next prime is 1133431979. The reversal of 1133431970 is 791343311.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1133431979) 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, 5151854 + ... + 5152073.

It is an arithmetic number, because the mean of its divisors is an integer number (139103028).

Almost surely, 2^1133431970 is an apocalyptic number.

1133431970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1133431970 is a deficient number, since it is larger than the sum of its proper divisors (1092216478).

1133431970 is a wasteful number, since it uses less digits than its factorization.

1133431970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10303945.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 1133431970 is about 33666.4814021305. The cubic root of 1133431970 is about 1042.6338473296.

The spelling of 1133431970 in words is "one billion, one hundred thirty-three million, four hundred thirty-one thousand, nine hundred seventy".