673361753 has 4 divisors (see below), whose sum is σ = 676850868. Its totient is φ = 669872640.

The previous prime is 673361743. The next prime is 673361783. The reversal of 673361753 is 357163376.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 449948944 + 223412809 = 21212^2 + 14947^2 .

It is a cyclic number.

It is not a de Polignac number, because 673361753 - 2¹⁰ = 673360729 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 673361753.

It is not an unprimeable number, because it can be changed into a prime (673361743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1744268 + ... + 1744653.

It is an arithmetic number, because the mean of its divisors is an integer number (169212717).

Almost surely, 2^673361753 is an apocalyptic number.

It is an amenable number.

673361753 is a deficient number, since it is larger than the sum of its proper divisors (3489115).

673361753 is a wasteful number, since it uses less digits than its factorization.

673361753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3489114.

The product of its digits is 238140, while the sum is 41.

The square root of 673361753 is about 25949.2148821501. The cubic root of 673361753 is about 876.4950779236.

It can be divided in two parts, 6733 and 61753, that added together give a palindrome (68486).

The spelling of 673361753 in words is "six hundred seventy-three million, three hundred sixty-one thousand, seven hundred fifty-three".