11331132000997 has 2 divisors, whose sum is σ = 11331132000998. Its totient is φ = 11331132000996.

The previous prime is 11331132000989. The next prime is 11331132001037. The reversal of 11331132000997 is 79900023113311.

It is an a-pointer prime, because the next prime (11331132001037) can be obtained adding 11331132000997 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11116082778241 + 215049222756 = 3334079^2 + 463734^2 .

It is a cyclic number.

It is not a de Polignac number, because 11331132000997 - 2³ = 11331132000989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11331132000497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5665566000498 + 5665566000499.

It is an arithmetic number, because the mean of its divisors is an integer number (5665566000499).

Almost surely, 2^{11331132000997} is an apocalyptic number.

It is an amenable number.

11331132000997 is a deficient number, since it is larger than the sum of its proper divisors (1).

11331132000997 is an equidigital number, since it uses as much as digits as its factorization.

11331132000997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30618, while the sum is 40.

The spelling of 11331132000997 in words is "eleven trillion, three hundred thirty-one billion, one hundred thirty-two million, nine hundred ninety-seven", and thus it is an aban number.