11312662297 has 2 divisors, whose sum is σ = 11312662298. Its totient is φ = 11312662296.

The previous prime is 11312662279. The next prime is 11312662379. The reversal of 11312662297 is 79226621311.

It is a happy number.

Together with previous prime (11312662279) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8541271561 + 2771390736 = 92419^2 + 52644^2 .

It is a cyclic number.

It is not a de Polignac number, because 11312662297 - 2¹⁹ = 11312138009 is a prime.

It is not a weakly prime, because it can be changed into another prime (11312662397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5656331148 + 5656331149.

It is an arithmetic number, because the mean of its divisors is an integer number (5656331149).

Almost surely, 2^11312662297 is an apocalyptic number.

It is an amenable number.

11312662297 is a deficient number, since it is larger than the sum of its proper divisors (1).

11312662297 is an equidigital number, since it uses as much as digits as its factorization.

11312662297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 40.

The spelling of 11312662297 in words is "eleven billion, three hundred twelve million, six hundred sixty-two thousand, two hundred ninety-seven".