11110072657 has 2 divisors, whose sum is σ = 11110072658. Its totient is φ = 11110072656.

The previous prime is 11110072601. The next prime is 11110072661. The reversal of 11110072657 is 75627001111.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10943042881 + 167029776 = 104609^2 + 12924^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11110072657 is a prime.

It is not a weakly prime, because it can be changed into another prime (11110072667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555036328 + 5555036329.

It is an arithmetic number, because the mean of its divisors is an integer number (5555036329).

Almost surely, 2^11110072657 is an apocalyptic number.

It is an amenable number.

11110072657 is a deficient number, since it is larger than the sum of its proper divisors (1).

11110072657 is an equidigital number, since it uses as much as digits as its factorization.

11110072657 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2940, while the sum is 31.

Adding to 11110072657 its reverse (75627001111), we get a palindrome (86737073768).

The spelling of 11110072657 in words is "eleven billion, one hundred ten million, seventy-two thousand, six hundred fifty-seven".