1271326002 has 8 divisors (see below), whose sum is σ = 2542652016. Its totient is φ = 423775332.

The previous prime is 1271325997. The next prime is 1271326009. The reversal of 1271326002 is 2006231721.

1271326002 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

1271326002 is an admirable number.

It is a super-2 number, since 2×1271326002² = 3232539606722608008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1271326009) 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, 105943828 + ... + 105943839.

It is an arithmetic number, because the mean of its divisors is an integer number (317831502).

Almost surely, 2^1271326002 is an apocalyptic number.

1271326002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1271326002 is a wasteful number, since it uses less digits than its factorization.

1271326002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211887672.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 1271326002 is about 35655.6587654751. The cubic root of 1271326002 is about 1083.3088967953.

Adding to 1271326002 its reverse (2006231721), we get a palindrome (3277557723).

The spelling of 1271326002 in words is "one billion, two hundred seventy-one million, three hundred twenty-six thousand, two".