113261143 has 8 divisors (see below), whose sum is σ = 114605568. Its totient is φ = 111922944.

The previous prime is 113261129. The next prime is 113261149. The reversal of 113261143 is 341162311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113261143 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 (113261149) 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 7 ways as a sum of consecutive naturals, for example, 41971 + ... + 44587.

It is an arithmetic number, because the mean of its divisors is an integer number (14325696).

Almost surely, 2^113261143 is an apocalyptic number.

113261143 is a deficient number, since it is larger than the sum of its proper divisors (1344425).

113261143 is a wasteful number, since it uses less digits than its factorization.

113261143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3113.

The product of its digits is 432, while the sum is 22.

The square root of 113261143 is about 10642.4218578292. The cubic root of 113261143 is about 483.8309506267.

The spelling of 113261143 in words is "one hundred thirteen million, two hundred sixty-one thousand, one hundred forty-three".