111313429 has 2 divisors, whose sum is σ = 111313430. Its totient is φ = 111313428.

The previous prime is 111313421. The next prime is 111313493. The reversal of 111313429 is 924313111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100600900 + 10712529 = 10030^2 + 3273^2 .

It is an emirp because it is prime and its reverse (924313111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111313429 - 2³ = 111313421 is a prime.

It is equal to p_6374050 and since 111313429 and 6374050 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 (111313421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55656714 + 55656715.

It is an arithmetic number, because the mean of its divisors is an integer number (55656715).

Almost surely, 2^111313429 is an apocalyptic number.

It is an amenable number.

111313429 is a deficient number, since it is larger than the sum of its proper divisors (1).

111313429 is an equidigital number, since it uses as much as digits as its factorization.

111313429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 25.

The square root of 111313429 is about 10550.5179493710. The cubic root of 111313429 is about 481.0414727316.

The spelling of 111313429 in words is "one hundred eleven million, three hundred thirteen thousand, four hundred twenty-nine".