116909783 has 2 divisors, whose sum is σ = 116909784. Its totient is φ = 116909782.

The previous prime is 116909761. The next prime is 116909791. The reversal of 116909783 is 387909611.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116909783 is a prime.

It is a super-2 number, since 2×116909783² = 27335794722214178, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116909743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58454891 + 58454892.

It is an arithmetic number, because the mean of its divisors is an integer number (58454892).

Almost surely, 2^116909783 is an apocalyptic number.

116909783 is a deficient number, since it is larger than the sum of its proper divisors (1).

116909783 is an equidigital number, since it uses as much as digits as its factorization.

116909783 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 44.

The square root of 116909783 is about 10812.4827398706. The cubic root of 116909783 is about 488.9715803786.

The spelling of 116909783 in words is "one hundred sixteen million, nine hundred nine thousand, seven hundred eighty-three".