606619121 has 2 divisors, whose sum is σ = 606619122. Its totient is φ = 606619120.

The previous prime is 606619093. The next prime is 606619133. The reversal of 606619121 is 121916606.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 606144400 + 474721 = 24620^2 + 689^2 .

It is a cyclic number.

It is not a de Polignac number, because 606619121 - 2¹⁰ = 606618097 is a prime.

It is not a weakly prime, because it can be changed into another prime (606619151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303309560 + 303309561.

It is an arithmetic number, because the mean of its divisors is an integer number (303309561).

Almost surely, 2^606619121 is an apocalyptic number.

It is an amenable number.

606619121 is a deficient number, since it is larger than the sum of its proper divisors (1).

606619121 is an equidigital number, since it uses as much as digits as its factorization.

606619121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 606619121 is about 24629.6390757153. The cubic root of 606619121 is about 846.5228754474.

The spelling of 606619121 in words is "six hundred six million, six hundred nineteen thousand, one hundred twenty-one".