11736435157 has 2 divisors, whose sum is σ = 11736435158. Its totient is φ = 11736435156.

The previous prime is 11736435143. The next prime is 11736435167. The reversal of 11736435157 is 75153463711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6649750116 + 5086685041 = 81546^2 + 71321^2 .

It is a cyclic number.

It is not a de Polignac number, because 11736435157 - 2¹¹ = 11736433109 is a prime.

It is a super-2 number, since 2×11736435157² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11736435107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5868217578 + 5868217579.

It is an arithmetic number, because the mean of its divisors is an integer number (5868217579).

Almost surely, 2^11736435157 is an apocalyptic number.

It is an amenable number.

11736435157 is a deficient number, since it is larger than the sum of its proper divisors (1).

11736435157 is an equidigital number, since it uses as much as digits as its factorization.

11736435157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 264600, while the sum is 43.

Adding to 11736435157 its reverse (75153463711), we get a palindrome (86889898868).

The spelling of 11736435157 in words is "eleven billion, seven hundred thirty-six million, four hundred thirty-five thousand, one hundred fifty-seven".