116538101 has 2 divisors, whose sum is σ = 116538102. Its totient is φ = 116538100.

The previous prime is 116538089. The next prime is 116538119. The reversal of 116538101 is 101835611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61999876 + 54538225 = 7874^2 + 7385^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116538101 is a prime.

It is a super-2 number, since 2×116538101² = 27162257969372402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116538131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58269050 + 58269051.

It is an arithmetic number, because the mean of its divisors is an integer number (58269051).

Almost surely, 2^116538101 is an apocalyptic number.

It is an amenable number.

116538101 is a deficient number, since it is larger than the sum of its proper divisors (1).

116538101 is an equidigital number, since it uses as much as digits as its factorization.

116538101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 26.

The square root of 116538101 is about 10795.2814229181. The cubic root of 116538101 is about 488.4528474138.

The spelling of 116538101 in words is "one hundred sixteen million, five hundred thirty-eight thousand, one hundred one".