11111010077 has 2 divisors, whose sum is σ = 11111010078. Its totient is φ = 11111010076.

The previous prime is 11111010067. The next prime is 11111010103. The reversal of 11111010077 is 77001011111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11015342116 + 95667961 = 104954^2 + 9781^2 .

It is an emirp because it is prime and its reverse (77001011111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11111010077 - 2⁴ = 11111010061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11111010037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555505038 + 5555505039.

It is an arithmetic number, because the mean of its divisors is an integer number (5555505039).

Almost surely, 2^11111010077 is an apocalyptic number.

It is an amenable number.

11111010077 is a deficient number, since it is larger than the sum of its proper divisors (1).

11111010077 is an equidigital number, since it uses as much as digits as its factorization.

11111010077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 49, while the sum is 20.

Adding to 11111010077 its reverse (77001011111), we get a palindrome (88112021188).

The spelling of 11111010077 in words is "eleven billion, one hundred eleven million, ten thousand, seventy-seven".