114939821 has 2 divisors, whose sum is σ = 114939822. Its totient is φ = 114939820.

The previous prime is 114939787. The next prime is 114939827. The reversal of 114939821 is 128939411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104142025 + 10797796 = 10205^2 + 3286^2 .

It is a cyclic number.

It is not a de Polignac number, because 114939821 - 2¹⁸ = 114677677 is a prime.

It is a super-2 number, since 2×114939821² = 26422324903024082, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (114939827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57469910 + 57469911.

It is an arithmetic number, because the mean of its divisors is an integer number (57469911).

Almost surely, 2^114939821 is an apocalyptic number.

It is an amenable number.

114939821 is a deficient number, since it is larger than the sum of its proper divisors (1).

114939821 is an equidigital number, since it uses as much as digits as its factorization.

114939821 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 38.

The square root of 114939821 is about 10720.9990672511. Note that the first 3 decimals coincide. The cubic root of 114939821 is about 486.2095730582.

The spelling of 114939821 in words is "one hundred fourteen million, nine hundred thirty-nine thousand, eight hundred twenty-one".