113856823 has 2 divisors, whose sum is σ = 113856824. Its totient is φ = 113856822.

The previous prime is 113856779. The next prime is 113856833. The reversal of 113856823 is 328658311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 113856823 - 2⁹ = 113856311 is a prime.

It is a super-2 number, since 2×113856823² = 25926752287306658, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113856833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56928411 + 56928412.

It is an arithmetic number, because the mean of its divisors is an integer number (56928412).

Almost surely, 2^113856823 is an apocalyptic number.

113856823 is a deficient number, since it is larger than the sum of its proper divisors (1).

113856823 is an equidigital number, since it uses as much as digits as its factorization.

113856823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560, while the sum is 37.

The square root of 113856823 is about 10670.3712681425. The cubic root of 113856823 is about 484.6776800557.

The spelling of 113856823 in words is "one hundred thirteen million, eight hundred fifty-six thousand, eight hundred twenty-three".