113019771 has 8 divisors (see below), whose sum is σ = 158624320. Its totient is φ = 71380872.

The previous prime is 113019749. The next prime is 113019787. The reversal of 113019771 is 177910311.

It is a happy number.

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

It is not a de Polignac number, because 113019771 - 2¹⁹ = 112495483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113019721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 991345 + ... + 991458.

It is an arithmetic number, because the mean of its divisors is an integer number (19828040).

Almost surely, 2^113019771 is an apocalyptic number.

113019771 is a deficient number, since it is larger than the sum of its proper divisors (45604549).

113019771 is a wasteful number, since it uses less digits than its factorization.

113019771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1982825.

The product of its (nonzero) digits is 1323, while the sum is 30.

The square root of 113019771 is about 10631.0757216756. The cubic root of 113019771 is about 483.4870071264.

The spelling of 113019771 in words is "one hundred thirteen million, nineteen thousand, seven hundred seventy-one".