112521499 has 2 divisors, whose sum is σ = 112521500. Its totient is φ = 112521498.

The previous prime is 112521467. The next prime is 112521547. The reversal of 112521499 is 994125211.

It is a weak prime.

It is an emirp because it is prime and its reverse (994125211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112521499 - 2⁵ = 112521467 is a prime.

It is a super-2 number, since 2×112521499² = 25322175474414002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (112021499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56260749 + 56260750.

It is an arithmetic number, because the mean of its divisors is an integer number (56260750).

Almost surely, 2^112521499 is an apocalyptic number.

112521499 is a deficient number, since it is larger than the sum of its proper divisors (1).

112521499 is an equidigital number, since it uses as much as digits as its factorization.

112521499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 34.

The square root of 112521499 is about 10607.6151419629. The cubic root of 112521499 is about 482.7754415386.

The spelling of 112521499 in words is "one hundred twelve million, five hundred twenty-one thousand, four hundred ninety-nine".