967694139991 has 2 divisors, whose sum is σ = 967694139992. Its totient is φ = 967694139990.

The previous prime is 967694139931. The next prime is 967694140009. The reversal of 967694139991 is 199931496769.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-967694139991 is a prime.

It is a super-2 number, since 2×967694139991² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (967694139931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 483847069995 + 483847069996.

It is an arithmetic number, because the mean of its divisors is an integer number (483847069996).

Almost surely, 2^967694139991 is an apocalyptic number.

967694139991 is a deficient number, since it is larger than the sum of its proper divisors (1).

967694139991 is an equidigital number, since it uses as much as digits as its factorization.

967694139991 is an evil number, because the sum of its binary digits is even.

The product of its digits is 178564176, while the sum is 73.

The spelling of 967694139991 in words is "nine hundred sixty-seven billion, six hundred ninety-four million, one hundred thirty-nine thousand, nine hundred ninety-one".