114988981 has 2 divisors, whose sum is σ = 114988982. Its totient is φ = 114988980.

The previous prime is 114988963. The next prime is 114988987. The reversal of 114988981 is 189889411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 107453956 + 7535025 = 10366^2 + 2745^2 .

It is an emirp because it is prime and its reverse (189889411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 114988981 - 2⁵ = 114988949 is a prime.

It is a super-2 number, since 2×114988981² = 26444931502836722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (114988987) 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, 57494490 + 57494491.

It is an arithmetic number, because the mean of its divisors is an integer number (57494491).

Almost surely, 2^114988981 is an apocalyptic number.

It is an amenable number.

114988981 is a deficient number, since it is larger than the sum of its proper divisors (1).

114988981 is an equidigital number, since it uses as much as digits as its factorization.

114988981 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 165888, while the sum is 49.

The square root of 114988981 is about 10723.2915189320. The cubic root of 114988981 is about 486.2788807926.

The spelling of 114988981 in words is "one hundred fourteen million, nine hundred eighty-eight thousand, nine hundred eighty-one".