111965132 has 12 divisors (see below), whose sum is σ = 196132776. Its totient is φ = 55927200.

The previous prime is 111965131. The next prime is 111965153. The reversal of 111965132 is 231569111.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 111965095 and 111965104.

It is not an unprimeable number, because it can be changed into a prime (111965131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9113 + ... + 17520.

It is an arithmetic number, because the mean of its divisors is an integer number (16344398).

Almost surely, 2^111965132 is an apocalyptic number.

It is an amenable number.

111965132 is a deficient number, since it is larger than the sum of its proper divisors (84167644).

111965132 is a wasteful number, since it uses less digits than its factorization.

111965132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27688 (or 27686 counting only the distinct ones).

The product of its digits is 1620, while the sum is 29.

The square root of 111965132 is about 10581.3577578683. The cubic root of 111965132 is about 481.9784257143.

The spelling of 111965132 in words is "one hundred eleven million, nine hundred sixty-five thousand, one hundred thirty-two".