111415401131 has 2 divisors, whose sum is σ = 111415401132. Its totient is φ = 111415401130.

The previous prime is 111415401089. The next prime is 111415401199. The reversal of 111415401131 is 131104514111.

It is a weak prime.

It is an emirp because it is prime and its reverse (131104514111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111415401131 - 2³⁴ = 94235531947 is a prime.

It is a super-2 number, since 2×111415401131² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111415401097 and 111415401106.

It is not a weakly prime, because it can be changed into another prime (111415431131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55707700565 + 55707700566.

It is an arithmetic number, because the mean of its divisors is an integer number (55707700566).

Almost surely, 2^111415401131 is an apocalyptic number.

111415401131 is a deficient number, since it is larger than the sum of its proper divisors (1).

111415401131 is an equidigital number, since it uses as much as digits as its factorization.

111415401131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 23.

Adding to 111415401131 its reverse (131104514111), we get a palindrome (242519915242).

The spelling of 111415401131 in words is "one hundred eleven billion, four hundred fifteen million, four hundred one thousand, one hundred thirty-one".