116801969 has 2 divisors, whose sum is σ = 116801970. Its totient is φ = 116801968.

The previous prime is 116801963. The next prime is 116801977. The reversal of 116801969 is 969108611.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101747569 + 15054400 = 10087^2 + 3880^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116801969 is a prime.

It is a super-2 number, since 2×116801969² = 27285399924553922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (116801963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58400984 + 58400985.

It is an arithmetic number, because the mean of its divisors is an integer number (58400985).

Almost surely, 2^116801969 is an apocalyptic number.

It is an amenable number.

116801969 is a deficient number, since it is larger than the sum of its proper divisors (1).

116801969 is an equidigital number, since it uses as much as digits as its factorization.

116801969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 41.

The square root of 116801969 is about 10807.4959634506. The cubic root of 116801969 is about 488.8212245675.

The spelling of 116801969 in words is "one hundred sixteen million, eight hundred one thousand, nine hundred sixty-nine".