11110051657 has 2 divisors, whose sum is σ = 11110051658. Its totient is φ = 11110051656.

The previous prime is 11110051643. The next prime is 11110051663. The reversal of 11110051657 is 75615001111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10429311376 + 680740281 = 102124^2 + 26091^2 .

It is a cyclic number.

It is not a de Polignac number, because 11110051657 - 2³¹ = 8962568009 is a prime.

It is not a weakly prime, because it can be changed into another prime (11110055657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555025828 + 5555025829.

It is an arithmetic number, because the mean of its divisors is an integer number (5555025829).

Almost surely, 2^11110051657 is an apocalyptic number.

It is an amenable number.

11110051657 is a deficient number, since it is larger than the sum of its proper divisors (1).

11110051657 is an equidigital number, since it uses as much as digits as its factorization.

11110051657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1050, while the sum is 28.

Adding to 11110051657 its reverse (75615001111), we get a palindrome (86725052768).

The spelling of 11110051657 in words is "eleven billion, one hundred ten million, fifty-one thousand, six hundred fifty-seven".