11635340450597 has 2 divisors, whose sum is σ = 11635340450598. Its totient is φ = 11635340450596.

The previous prime is 11635340450563. The next prime is 11635340450611. The reversal of 11635340450597 is 79505404353611.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9173623382401 + 2461717068196 = 3028799^2 + 1568986^2 .

It is a cyclic number.

It is not a de Polignac number, because 11635340450597 - 2¹⁴ = 11635340434213 is a prime.

It is a super-2 number, since 2×11635340450597² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11635340450537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5817670225298 + 5817670225299.

It is an arithmetic number, because the mean of its divisors is an integer number (5817670225299).

Almost surely, 2^{11635340450597} is an apocalyptic number.

It is an amenable number.

11635340450597 is a deficient number, since it is larger than the sum of its proper divisors (1).

11635340450597 is an equidigital number, since it uses as much as digits as its factorization.

11635340450597 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804000, while the sum is 53.

The spelling of 11635340450597 in words is "eleven trillion, six hundred thirty-five billion, three hundred forty million, four hundred fifty thousand, five hundred ninety-seven".