111452319 has 24 divisors (see below), whose sum is σ = 183261312. Its totient is φ = 64608720.

The previous prime is 111452291. The next prime is 111452329. The reversal of 111452319 is 913254111.

It is a happy number.

It is not a de Polignac number, because 111452319 - 2¹³ = 111444127 is a prime.

It is a super-2 number, since 2×111452319² = 24843238820955522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111452292 and 111452301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111452329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22197 + ... + 26750.

It is an arithmetic number, because the mean of its divisors is an integer number (7635888).

Almost surely, 2^111452319 is an apocalyptic number.

111452319 is a deficient number, since it is larger than the sum of its proper divisors (71808993).

111452319 is a wasteful number, since it uses less digits than its factorization.

111452319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48987 (or 48984 counting only the distinct ones).

The product of its digits is 1080, while the sum is 27.

The square root of 111452319 is about 10557.0980387605. The cubic root of 111452319 is about 481.2414608256.

The spelling of 111452319 in words is "one hundred eleven million, four hundred fifty-two thousand, three hundred nineteen".