111513251363 has 2 divisors, whose sum is σ = 111513251364. Its totient is φ = 111513251362.

The previous prime is 111513251321. The next prime is 111513251371. The reversal of 111513251363 is 363152315111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111513251363 - 2²⁸ = 111244815907 is a prime.

It is not a weakly prime, because it can be changed into another prime (111513251263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55756625681 + 55756625682.

It is an arithmetic number, because the mean of its divisors is an integer number (55756625682).

Almost surely, 2^111513251363 is an apocalyptic number.

111513251363 is a deficient number, since it is larger than the sum of its proper divisors (1).

111513251363 is an equidigital number, since it uses as much as digits as its factorization.

111513251363 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8100, while the sum is 32.

Adding to 111513251363 its reverse (363152315111), we get a palindrome (474665566474).

The spelling of 111513251363 in words is "one hundred eleven billion, five hundred thirteen million, two hundred fifty-one thousand, three hundred sixty-three".