111683413 has 2 divisors, whose sum is σ = 111683414. Its totient is φ = 111683412.

The previous prime is 111683399. The next prime is 111683417. The reversal of 111683413 is 314386111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64032004 + 47651409 = 8002^2 + 6903^2 .

It is a cyclic number.

It is not a de Polignac number, because 111683413 - 2⁵ = 111683381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111683417) 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 as a sum of consecutive naturals, namely, 55841706 + 55841707.

It is an arithmetic number, because the mean of its divisors is an integer number (55841707).

Almost surely, 2^111683413 is an apocalyptic number.

It is an amenable number.

111683413 is a deficient number, since it is larger than the sum of its proper divisors (1).

111683413 is an equidigital number, since it uses as much as digits as its factorization.

111683413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 28.

The square root of 111683413 is about 10568.0373296086. The cubic root of 111683413 is about 481.5738458261.

The spelling of 111683413 in words is "one hundred eleven million, six hundred eighty-three thousand, four hundred thirteen".