111252461 has 8 divisors (see below), whose sum is σ = 112963200. Its totient is φ = 109549440.

The previous prime is 111252457. The next prime is 111252509. The reversal of 111252461 is 164252111.

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 111252461 - 2² = 111252457 is a prime.

It is a super-2 number, since 2×111252461² = 24754220157113042, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111252761) 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, 31421 + ... + 34781.

It is an arithmetic number, because the mean of its divisors is an integer number (14120400).

Almost surely, 2^111252461 is an apocalyptic number.

It is an amenable number.

111252461 is a deficient number, since it is larger than the sum of its proper divisors (1710739).

111252461 is an equidigital number, since it uses as much as digits as its factorization.

111252461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3859.

The product of its digits is 480, while the sum is 23.

The square root of 111252461 is about 10547.6282168078. The cubic root of 111252461 is about 480.9536321992.

The spelling of 111252461 in words is "one hundred eleven million, two hundred fifty-two thousand, four hundred sixty-one".