1722604251041 has 2 divisors, whose sum is σ = 1722604251042. Its totient is φ = 1722604251040.

The previous prime is 1722604250993. The next prime is 1722604251073. The reversal of 1722604251041 is 1401524062271.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1520464091041 + 202140160000 = 1233071^2 + 449600^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1722604251041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1722604250992 and 1722604251010.

It is not a weakly prime, because it can be changed into another prime (1722604251091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 861302125520 + 861302125521.

It is an arithmetic number, because the mean of its divisors is an integer number (861302125521).

Almost surely, 2^{1722604251041} is an apocalyptic number.

It is an amenable number.

1722604251041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1722604251041 is an equidigital number, since it uses as much as digits as its factorization.

1722604251041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 35.

The spelling of 1722604251041 in words is "one trillion, seven hundred twenty-two billion, six hundred four million, two hundred fifty-one thousand, forty-one".