1301881896 has 160 divisors (see below), whose sum is σ = 4412802240. Its totient is φ = 350065152.

The previous prime is 1301881873. The next prime is 1301881901. The reversal of 1301881896 is 6981881031.

It is a super-2 number, since 2×1301881896² = 3389792942265109632, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 68671 + ... + 85553.

It is an arithmetic number, because the mean of its divisors is an integer number (27580014).

Almost surely, 2^1301881896 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 1301881896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2206401120).

1301881896 is an abundant number, since it is smaller than the sum of its proper divisors (3110920344).

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

1301881896 is a wasteful number, since it uses less digits than its factorization.

1301881896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16925 (or 16912 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 45.

The square root of 1301881896 is about 36081.6005188240. The cubic root of 1301881896 is about 1091.9192670661.

The spelling of 1301881896 in words is "one billion, three hundred one million, eight hundred eighty-one thousand, eight hundred ninety-six".