116263691 has 4 divisors (see below), whose sum is σ = 116327832. Its totient is φ = 116199552.

The previous prime is 116263673. The next prime is 116263699. The reversal of 116263691 is 196362611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 116263691 - 2⁶ = 116263627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116263699) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29270 + ... + 33003.

It is an arithmetic number, because the mean of its divisors is an integer number (29081958).

Almost surely, 2^116263691 is an apocalyptic number.

116263691 is a deficient number, since it is larger than the sum of its proper divisors (64141).

116263691 is an equidigital number, since it uses as much as digits as its factorization.

116263691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64140.

The product of its digits is 11664, while the sum is 35.

The square root of 116263691 is about 10782.5642126537. The cubic root of 116263691 is about 488.0691626308.

The spelling of 116263691 in words is "one hundred sixteen million, two hundred sixty-three thousand, six hundred ninety-one".