116898149 has 2 divisors, whose sum is σ = 116898150. Its totient is φ = 116898148.

The previous prime is 116898139. The next prime is 116898151. The reversal of 116898149 is 941898611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91968100 + 24930049 = 9590^2 + 4993^2 .

It is a cyclic number.

It is not a de Polignac number, because 116898149 - 2¹² = 116894053 is a prime.

Together with 116898151, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116898109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58449074 + 58449075.

It is an arithmetic number, because the mean of its divisors is an integer number (58449075).

Almost surely, 2^116898149 is an apocalyptic number.

It is an amenable number.

116898149 is a deficient number, since it is larger than the sum of its proper divisors (1).

116898149 is an equidigital number, since it uses as much as digits as its factorization.

116898149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 47.

The square root of 116898149 is about 10811.9447371877. The cubic root of 116898149 is about 488.9553602246.

The spelling of 116898149 in words is "one hundred sixteen million, eight hundred ninety-eight thousand, one hundred forty-nine".