1272260002 has 8 divisors (see below), whose sum is σ = 2055189276. Its totient is φ = 587196912.

The previous prime is 1272259999. The next prime is 1272260023. The reversal of 1272260002 is 2000622721.

It can be written as a sum of positive squares in 2 ways, for example, as 1245313521 + 26946481 = 35289^2 + 5191^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24466513 + ... + 24466564.

Almost surely, 2^1272260002 is an apocalyptic number.

1272260002 is a deficient number, since it is larger than the sum of its proper divisors (782929274).

1272260002 is a wasteful number, since it uses less digits than its factorization.

1272260002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48933092.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 1272260002 is about 35668.7538610476. The cubic root of 1272260002 is about 1083.5741219298.

Adding to 1272260002 its reverse (2000622721), we get a palindrome (3272882723).

The spelling of 1272260002 in words is "one billion, two hundred seventy-two million, two hundred sixty thousand, two".