11995068461 has 2 divisors, whose sum is σ = 11995068462. Its totient is φ = 11995068460.

The previous prime is 11995068457. The next prime is 11995068493. The reversal of 11995068461 is 16486059911.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10566606436 + 1428462025 = 102794^2 + 37795^2 .

It is a cyclic number.

It is not a de Polignac number, because 11995068461 - 2² = 11995068457 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11995065461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5997534230 + 5997534231.

It is an arithmetic number, because the mean of its divisors is an integer number (5997534231).

Almost surely, 2^11995068461 is an apocalyptic number.

It is an amenable number.

11995068461 is a deficient number, since it is larger than the sum of its proper divisors (1).

11995068461 is an equidigital number, since it uses as much as digits as its factorization.

11995068461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 50.

The spelling of 11995068461 in words is "eleven billion, nine hundred ninety-five million, sixty-eight thousand, four hundred sixty-one".