11953017941 has 2 divisors, whose sum is σ = 11953017942. Its totient is φ = 11953017940.

The previous prime is 11953017931. The next prime is 11953017991. The reversal of 11953017941 is 14971035911.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11555175025 + 397842916 = 107495^2 + 19946^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11953017941 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11953017931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5976508970 + 5976508971.

It is an arithmetic number, because the mean of its divisors is an integer number (5976508971).

Almost surely, 2^11953017941 is an apocalyptic number.

It is an amenable number.

11953017941 is a deficient number, since it is larger than the sum of its proper divisors (1).

11953017941 is an equidigital number, since it uses as much as digits as its factorization.

11953017941 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34020, while the sum is 41.

The spelling of 11953017941 in words is "eleven billion, nine hundred fifty-three million, seventeen thousand, nine hundred forty-one".