1722460013 has 2 divisors, whose sum is σ = 1722460014. Its totient is φ = 1722460012.

The previous prime is 1722460007. The next prime is 1722460063. The reversal of 1722460013 is 3100642271.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1700902564 + 21557449 = 41242^2 + 4643^2 .

It is a cyclic number.

It is not a de Polignac number, because 1722460013 - 2⁴ = 1722459997 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1722460063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 861230006 + 861230007.

It is an arithmetic number, because the mean of its divisors is an integer number (861230007).

Almost surely, 2^1722460013 is an apocalyptic number.

It is an amenable number.

1722460013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1722460013 is an equidigital number, since it uses as much as digits as its factorization.

1722460013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 1722460013 is about 41502.5301999770. The cubic root of 1722460013 is about 1198.7162226881.

The spelling of 1722460013 in words is "one billion, seven hundred twenty-two million, four hundred sixty thousand, thirteen".