1701720133 has 2 divisors, whose sum is σ = 1701720134. Its totient is φ = 1701720132.

The previous prime is 1701720127. The next prime is 1701720157. The reversal of 1701720133 is 3310271071.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1274347204 + 427372929 = 35698^2 + 20673^2 .

It is a cyclic number.

It is not a de Polignac number, because 1701720133 - 2²⁹ = 1164849221 is a prime.

It is a super-2 number, since 2×1701720133² = 5791702822115075378, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1701720098 and 1701720107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1701720193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 850860066 + 850860067.

It is an arithmetic number, because the mean of its divisors is an integer number (850860067).

Almost surely, 2^1701720133 is an apocalyptic number.

It is an amenable number.

1701720133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1701720133 is an equidigital number, since it uses as much as digits as its factorization.

1701720133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 882, while the sum is 25.

The square root of 1701720133 is about 41251.9106587804. The cubic root of 1701720133 is about 1193.8855954159.

The spelling of 1701720133 in words is "one billion, seven hundred one million, seven hundred twenty thousand, one hundred thirty-three".