1579212049 has 2 divisors, whose sum is σ = 1579212050. Its totient is φ = 1579212048.

The previous prime is 1579212017. The next prime is 1579212077. The reversal of 1579212049 is 9402129751.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1568714449 + 10497600 = 39607^2 + 3240^2 .

It is a cyclic number.

It is not a de Polignac number, because 1579212049 - 2⁵ = 1579212017 is a prime.

It is not a weakly prime, because it can be changed into another prime (1579212749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 789606024 + 789606025.

It is an arithmetic number, because the mean of its divisors is an integer number (789606025).

Almost surely, 2^1579212049 is an apocalyptic number.

It is an amenable number.

1579212049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1579212049 is an equidigital number, since it uses as much as digits as its factorization.

1579212049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 40.

The square root of 1579212049 is about 39739.3010633051. The cubic root of 1579212049 is about 1164.5196369170.

The spelling of 1579212049 in words is "one billion, five hundred seventy-nine million, two hundred twelve thousand, forty-nine".