1725481573 has 2 divisors, whose sum is σ = 1725481574. Its totient is φ = 1725481572.

The previous prime is 1725481559. The next prime is 1725481579. The reversal of 1725481573 is 3751845271.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1163696769 + 561784804 = 34113^2 + 23702^2 .

It is a cyclic number.

It is not a de Polignac number, because 1725481573 - 2¹³ = 1725473381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1725481579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 862740786 + 862740787.

It is an arithmetic number, because the mean of its divisors is an integer number (862740787).

Almost surely, 2^1725481573 is an apocalyptic number.

It is an amenable number.

1725481573 is a deficient number, since it is larger than the sum of its proper divisors (1).

1725481573 is an equidigital number, since it uses as much as digits as its factorization.

1725481573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 235200, while the sum is 43.

The square root of 1725481573 is about 41538.9163676666. The cubic root of 1725481573 is about 1199.4167473466.

The spelling of 1725481573 in words is "one billion, seven hundred twenty-five million, four hundred eighty-one thousand, five hundred seventy-three".