114211921 has 2 divisors, whose sum is σ = 114211922. Its totient is φ = 114211920.

The previous prime is 114211919. The next prime is 114211939. The reversal of 114211921 is 129112411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66601921 + 47610000 = 8161^2 + 6900^2 .

It is a cyclic number.

It is not a de Polignac number, because 114211921 - 2¹ = 114211919 is a prime.

Together with 114211919, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 114211892 and 114211901.

It is not a weakly prime, because it can be changed into another prime (114211621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57105960 + 57105961.

It is an arithmetic number, because the mean of its divisors is an integer number (57105961).

Almost surely, 2^114211921 is an apocalyptic number.

It is an amenable number.

114211921 is a deficient number, since it is larger than the sum of its proper divisors (1).

114211921 is an equidigital number, since it uses as much as digits as its factorization.

114211921 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 144, while the sum is 22.

The square root of 114211921 is about 10686.9977542807. The cubic root of 114211921 is about 485.1810299515.

The spelling of 114211921 in words is "one hundred fourteen million, two hundred eleven thousand, nine hundred twenty-one".