112681261 has 16 divisors (see below), whose sum is σ = 141009408. Its totient is φ = 87476400.

The previous prime is 112681259. The next prime is 112681271. The reversal of 112681261 is 162186211.

It is not a de Polignac number, because 112681261 - 2¹ = 112681259 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112681201) 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, 19206 + ... + 24376.

It is an arithmetic number, because the mean of its divisors is an integer number (8813088).

Almost surely, 2^112681261 is an apocalyptic number.

112681261 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

112681261 is a deficient number, since it is larger than the sum of its proper divisors (28328147).

112681261 is a wasteful number, since it uses less digits than its factorization.

112681261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5472.

The product of its digits is 1152, while the sum is 28.

The square root of 112681261 is about 10615.1430042181. The cubic root of 112681261 is about 483.0038206957.

The spelling of 112681261 in words is "one hundred twelve million, six hundred eighty-one thousand, two hundred sixty-one".