1260173006 has 4 divisors (see below), whose sum is σ = 1890259512. Its totient is φ = 630086502.

The previous prime is 1260172951. The next prime is 1260173009. The reversal of 1260173006 is 6003710621.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6003710621 = 167 ⋅35950363.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1260173009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315043250 + ... + 315043253.

It is an arithmetic number, because the mean of its divisors is an integer number (472564878).

Almost surely, 2^1260173006 is an apocalyptic number.

1260173006 is a deficient number, since it is larger than the sum of its proper divisors (630086506).

1260173006 is an equidigital number, since it uses as much as digits as its factorization.

1260173006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630086505.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 1260173006 is about 35498.9155609013. The cubic root of 1260173006 is about 1080.1317300453.

Adding to 1260173006 its reverse (6003710621), we get a palindrome (7263883627).

The spelling of 1260173006 in words is "one billion, two hundred sixty million, one hundred seventy-three thousand, six".