1133972737 has 16 divisors (see below), whose sum is σ = 1196173440. Its totient is φ = 1073923200.

The previous prime is 1133972731. The next prime is 1133972773. The reversal of 1133972737 is 7372793311.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1133972737 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1133972693 and 1133972702.

It is not an unprimeable number, because it can be changed into a prime (1133972731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183189 + ... + 189277.

It is an arithmetic number, because the mean of its divisors is an integer number (74760840).

Almost surely, 2^1133972737 is an apocalyptic number.

It is an amenable number.

1133972737 is a deficient number, since it is larger than the sum of its proper divisors (62200703).

1133972737 is an equidigital number, since it uses as much as digits as its factorization.

1133972737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6264.

The product of its digits is 166698, while the sum is 43.

The square root of 1133972737 is about 33674.5116816859. The cubic root of 1133972737 is about 1042.7996365282.

The spelling of 1133972737 in words is "one billion, one hundred thirty-three million, nine hundred seventy-two thousand, seven hundred thirty-seven".