116542249 has 2 divisors, whose sum is σ = 116542250. Its totient is φ = 116542248.

The previous prime is 116542171. The next prime is 116542289. The reversal of 116542249 is 942245611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115347600 + 1194649 = 10740^2 + 1093^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116542249 is a prime.

It is equal to p_6655840 and since 116542249 and 6655840 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (116542289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58271124 + 58271125.

It is an arithmetic number, because the mean of its divisors is an integer number (58271125).

Almost surely, 2^116542249 is an apocalyptic number.

It is an amenable number.

116542249 is a deficient number, since it is larger than the sum of its proper divisors (1).

116542249 is an equidigital number, since it uses as much as digits as its factorization.

116542249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 34.

The square root of 116542249 is about 10795.4735421842. The cubic root of 116542249 is about 488.4586425954.

The spelling of 116542249 in words is "one hundred sixteen million, five hundred forty-two thousand, two hundred forty-nine".