11320132997 has 2 divisors, whose sum is σ = 11320132998. Its totient is φ = 11320132996.

The previous prime is 11320132981. The next prime is 11320133081. The reversal of 11320132997 is 79923102311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5984414881 + 5335718116 = 77359^2 + 73046^2 .

It is a cyclic number.

It is not a de Polignac number, because 11320132997 - 2⁴ = 11320132981 is a prime.

It is a super-2 number, since 2×11320132997² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11320132997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11320132937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5660066498 + 5660066499.

It is an arithmetic number, because the mean of its divisors is an integer number (5660066499).

Almost surely, 2^11320132997 is an apocalyptic number.

It is an amenable number.

11320132997 is a deficient number, since it is larger than the sum of its proper divisors (1).

11320132997 is an equidigital number, since it uses as much as digits as its factorization.

11320132997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20412, while the sum is 38.

The spelling of 11320132997 in words is "eleven billion, three hundred twenty million, one hundred thirty-two thousand, nine hundred ninety-seven".