1260337881 has 32 divisors (see below), whose sum is σ = 1878105600. Its totient is φ = 745332480.

The previous prime is 1260337873. The next prime is 1260337889. The reversal of 1260337881 is 1887330621.

It is an interprime number because it is at equal distance from previous prime (1260337873) and next prime (1260337889).

It is not a de Polignac number, because 1260337881 - 2³ = 1260337873 is a prime.

It is a super-2 number, since 2×1260337881² = 3176903148567140322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1260337889) 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, 268305 + ... + 272961.

It is an arithmetic number, because the mean of its divisors is an integer number (58690800).

Almost surely, 2^1260337881 is an apocalyptic number.

1260337881 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1260337881 is a deficient number, since it is larger than the sum of its proper divisors (617767719).

1260337881 is a wasteful number, since it uses less digits than its factorization.

1260337881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4869.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 1260337881 is about 35501.2377389859. The cubic root of 1260337881 is about 1080.1788344117.

The spelling of 1260337881 in words is "one billion, two hundred sixty million, three hundred thirty-seven thousand, eight hundred eighty-one".