113111133137 has 2 divisors, whose sum is σ = 113111133138. Its totient is φ = 113111133136.

The previous prime is 113111133077. The next prime is 113111133151. The reversal of 113111133137 is 731331111311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90576319681 + 22534813456 = 300959^2 + 150116^2 .

It is a cyclic number.

It is not a de Polignac number, because 113111133137 - 2⁸ = 113111132881 is a prime.

It is a super-2 number, since 2×113111133137² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (113111133197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56555566568 + 56555566569.

It is an arithmetic number, because the mean of its divisors is an integer number (56555566569).

Almost surely, 2^113111133137 is an apocalyptic number.

It is an amenable number.

113111133137 is a deficient number, since it is larger than the sum of its proper divisors (1).

113111133137 is an equidigital number, since it uses as much as digits as its factorization.

113111133137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 567, while the sum is 26.

Adding to 113111133137 its reverse (731331111311), we get a palindrome (844442244448).

The spelling of 113111133137 in words is "one hundred thirteen billion, one hundred eleven million, one hundred thirty-three thousand, one hundred thirty-seven".