1271114376 has 128 divisors (see below), whose sum is σ = 3703449600. Its totient is φ = 356083200.

The previous prime is 1271114371. The next prime is 1271114407. The reversal of 1271114376 is 6734111721.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (1271114371) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2257471 + ... + 2258033.

It is an arithmetic number, because the mean of its divisors is an integer number (28933200).

Almost surely, 2^1271114376 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1271114376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1851724800).

1271114376 is an abundant number, since it is smaller than the sum of its proper divisors (2432335224).

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

1271114376 is a wasteful number, since it uses less digits than its factorization.

1271114376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 819 (or 815 counting only the distinct ones).

The product of its digits is 7056, while the sum is 33.

The square root of 1271114376 is about 35652.6910064304. The cubic root of 1271114376 is about 1083.2487839550.

The spelling of 1271114376 in words is "one billion, two hundred seventy-one million, one hundred fourteen thousand, three hundred seventy-six".