6121873 has 2 divisors, whose sum is σ = 6121874. Its totient is φ = 6121872.

The previous prime is 6121861. The next prime is 6121877. The reversal of 6121873 is 3781216.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3952144 + 2169729 = 1988^2 + 1473^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6121873 is a prime.

It is not a weakly prime, because it can be changed into another prime (6121877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3060936 + 3060937.

It is an arithmetic number, because the mean of its divisors is an integer number (3060937).

Almost surely, 2^6121873 is an apocalyptic number.

It is an amenable number.

6121873 is a deficient number, since it is larger than the sum of its proper divisors (1).

6121873 is an equidigital number, since it uses as much as digits as its factorization.

6121873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2016, while the sum is 28.

The square root of 6121873 is about 2474.2419040991. The cubic root of 6121873 is about 182.9341437412.

It can be divided in two parts, 612 and 1873, that added together give a triangular number (2485 = T₇₀).

The spelling of 6121873 in words is "six million, one hundred twenty-one thousand, eight hundred seventy-three".