111078413 has 2 divisors, whose sum is σ = 111078414. Its totient is φ = 111078412.

The previous prime is 111078361. The next prime is 111078419. The reversal of 111078413 is 314870111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74269924 + 36808489 = 8618^2 + 6067^2 .

It is a cyclic number.

It is not a de Polignac number, because 111078413 - 2²⁰ = 110029837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111078419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55539206 + 55539207.

It is an arithmetic number, because the mean of its divisors is an integer number (55539207).

Almost surely, 2^111078413 is an apocalyptic number.

It is an amenable number.

111078413 is a deficient number, since it is larger than the sum of its proper divisors (1).

111078413 is an equidigital number, since it uses as much as digits as its factorization.

111078413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 26.

The square root of 111078413 is about 10539.3744121746. The cubic root of 111078413 is about 480.7026933057.

The spelling of 111078413 in words is "one hundred eleven million, seventy-eight thousand, four hundred thirteen".