111313493 has 2 divisors, whose sum is σ = 111313494. Its totient is φ = 111313492.

The previous prime is 111313429. The next prime is 111313511. The reversal of 111313493 is 394313111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73650724 + 37662769 = 8582^2 + 6137^2 .

It is a cyclic number.

It is not a de Polignac number, because 111313493 - 2⁶ = 111313429 is a prime.

It is a super-2 number, since 2×111313493² = 24781387447722098, which contains 22 as substring.

It is equal to p_6374051 and since 111313493 and 6374051 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111313403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55656746 + 55656747.

It is an arithmetic number, because the mean of its divisors is an integer number (55656747).

Almost surely, 2^111313493 is an apocalyptic number.

It is an amenable number.

111313493 is a deficient number, since it is larger than the sum of its proper divisors (1).

111313493 is an equidigital number, since it uses as much as digits as its factorization.

111313493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 972, while the sum is 26.

The square root of 111313493 is about 10550.5209823970. The cubic root of 111313493 is about 481.0415649237.

The spelling of 111313493 in words is "one hundred eleven million, three hundred thirteen thousand, four hundred ninety-three".