6061921 has 2 divisors, whose sum is σ = 6061922. Its totient is φ = 6061920.

The previous prime is 6061897. The next prime is 6061967. The reversal of 6061921 is 1291606.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4157521 + 1904400 = 2039^2 + 1380^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6061921 is a prime.

It is not a weakly prime, because it can be changed into another prime (6061421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3030960 + 3030961.

It is an arithmetic number, because the mean of its divisors is an integer number (3030961).

Almost surely, 2^6061921 is an apocalyptic number.

It is an amenable number.

6061921 is a deficient number, since it is larger than the sum of its proper divisors (1).

6061921 is an equidigital number, since it uses as much as digits as its factorization.

6061921 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 6061921 is about 2462.0968705557. The cubic root of 6061921 is about 182.3350207298.

The spelling of 6061921 in words is "six million, sixty-one thousand, nine hundred twenty-one".