11110009969 has 2 divisors, whose sum is σ = 11110009970. Its totient is φ = 11110009968.

The previous prime is 11110009957. The next prime is 11110010029. The reversal of 11110009969 is 96990001111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11080720225 + 29289744 = 105265^2 + 5412^2 .

It is a cyclic number.

It is not a de Polignac number, because 11110009969 - 2²¹ = 11107912817 is a prime.

It is a super-2 number, since 2×11110009969² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11110009909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555004984 + 5555004985.

It is an arithmetic number, because the mean of its divisors is an integer number (5555004985).

Almost surely, 2^11110009969 is an apocalyptic number.

It is an amenable number.

11110009969 is a deficient number, since it is larger than the sum of its proper divisors (1).

11110009969 is an equidigital number, since it uses as much as digits as its factorization.

11110009969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4374, while the sum is 37.

The spelling of 11110009969 in words is "eleven billion, one hundred ten million, nine thousand, nine hundred sixty-nine".