2316121 has 2 divisors, whose sum is σ = 2316122. Its totient is φ = 2316120.

The previous prime is 2316107. The next prime is 2316133. The reversal of 2316121 is 1216132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1860496 + 455625 = 1364^2 + 675^2 .

It is a cyclic number.

It is not a de Polignac number, because 2316121 - 2⁷ = 2315993 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2316095 and 2316104.

It is not a weakly prime, because it can be changed into another prime (2316101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1158060 + 1158061.

It is an arithmetic number, because the mean of its divisors is an integer number (1158061).

2^2316121 is an apocalyptic number.

It is an amenable number.

2316121 is a deficient number, since it is larger than the sum of its proper divisors (1).

2316121 is an equidigital number, since it uses as much as digits as its factorization.

2316121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72, while the sum is 16.

The square root of 2316121 is about 1521.8807443423. The cubic root of 2316121 is about 132.3082975957.

The spelling of 2316121 in words is "two million, three hundred sixteen thousand, one hundred twenty-one".