1132869893 has 8 divisors (see below), whose sum is σ = 1161178200. Its totient is φ = 1104593920.

The previous prime is 1132869869. The next prime is 1132869901. The reversal of 1132869893 is 3989682311.

It can be written as a sum of positive squares in 4 ways, for example, as 397483969 + 735385924 = 19937^2 + 27118^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1132869893 - 2⁸ = 1132869637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132869863) 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, 72821 + ... + 86997.

It is an arithmetic number, because the mean of its divisors is an integer number (145147275).

Almost surely, 2^1132869893 is an apocalyptic number.

It is an amenable number.

1132869893 is a deficient number, since it is larger than the sum of its proper divisors (28308307).

1132869893 is a wasteful number, since it uses less digits than its factorization.

1132869893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16167.

The product of its digits is 559872, while the sum is 50.

The square root of 1132869893 is about 33658.1326427953. The cubic root of 1132869893 is about 1042.4614689775.

The spelling of 1132869893 in words is "one billion, one hundred thirty-two million, eight hundred sixty-nine thousand, eight hundred ninety-three".