1133752172 has 48 divisors (see below), whose sum is σ = 2328066048. Its totient is φ = 472970880.

The previous prime is 1133752171. The next prime is 1133752183. The reversal of 1133752172 is 2712573311.

It is not an unprimeable number, because it can be changed into a prime (1133752171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 696023 + ... + 697649.

It is an arithmetic number, because the mean of its divisors is an integer number (48501376).

Almost surely, 2^1133752172 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1133752172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1164033024).

1133752172 is an abundant number, since it is smaller than the sum of its proper divisors (1194313876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1133752172 is a wasteful number, since it uses less digits than its factorization.

1133752172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2286 (or 2284 counting only the distinct ones).

The product of its digits is 8820, while the sum is 32.

The square root of 1133752172 is about 33671.2365677294. The cubic root of 1133752172 is about 1042.7320217292.

The spelling of 1133752172 in words is "one billion, one hundred thirty-three million, seven hundred fifty-two thousand, one hundred seventy-two".