1132919997 has 16 divisors (see below), whose sum is σ = 1678978368. Its totient is φ = 673662080.

The previous prime is 1132919981. The next prime is 1132920023. The reversal of 1132919997 is 7999192311.

It is a cyclic number.

It is not a de Polignac number, because 1132919997 - 2⁴ = 1132919981 is a prime.

It is a super-4 number, since 4×1132919997⁴ (a number of 37 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132915997) 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, 322128 + ... + 325625.

It is an arithmetic number, because the mean of its divisors is an integer number (104936148).

Almost surely, 2^1132919997 is an apocalyptic number.

It is an amenable number.

1132919997 is a deficient number, since it is larger than the sum of its proper divisors (546058371).

1132919997 is a wasteful number, since it uses less digits than its factorization.

1132919997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647820.

The product of its digits is 275562, while the sum is 51.

The square root of 1132919997 is about 33658.8769420490. The cubic root of 1132919997 is about 1042.4768372382.

It can be divided in two parts, 1132 and 919997, that added together give a palindrome (921129).

The spelling of 1132919997 in words is "one billion, one hundred thirty-two million, nine hundred nineteen thousand, nine hundred ninety-seven".