111402413 has 2 divisors, whose sum is σ = 111402414. Its totient is φ = 111402412.

The previous prime is 111402373. The next prime is 111402461. The reversal of 111402413 is 314204111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100260169 + 11142244 = 10013^2 + 3338^2 .

It is a cyclic number.

It is not a de Polignac number, because 111402413 - 2⁶ = 111402349 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111402391 and 111402400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111402493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55701206 + 55701207.

It is an arithmetic number, because the mean of its divisors is an integer number (55701207).

Almost surely, 2^111402413 is an apocalyptic number.

It is an amenable number.

111402413 is a deficient number, since it is larger than the sum of its proper divisors (1).

111402413 is an equidigital number, since it uses as much as digits as its factorization.

111402413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 111402413 is about 10554.7341510812. The cubic root of 111402413 is about 481.1696201730.

Adding to 111402413 its reverse (314204111), we get a palindrome (425606524).

The spelling of 111402413 in words is "one hundred eleven million, four hundred two thousand, four hundred thirteen".