881301881 has 2 divisors, whose sum is σ = 881301882. Its totient is φ = 881301880.

The previous prime is 881301877. The next prime is 881301901. The reversal of 881301881 is 188103188.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 733922281 + 147379600 = 27091^2 + 12140^2 .

It is a cyclic number.

It is not a de Polignac number, because 881301881 - 2² = 881301877 is a prime.

It is a super-2 number, since 2×881301881² = 1553386010908276322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (881301581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 440650940 + 440650941.

It is an arithmetic number, because the mean of its divisors is an integer number (440650941).

Almost surely, 2^881301881 is an apocalyptic number.

It is an amenable number.

881301881 is a deficient number, since it is larger than the sum of its proper divisors (1).

881301881 is an equidigital number, since it uses as much as digits as its factorization.

881301881 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12288, while the sum is 38.

The square root of 881301881 is about 29686.7290384104. The cubic root of 881301881 is about 958.7563036007.

The spelling of 881301881 in words is "eight hundred eighty-one million, three hundred one thousand, eight hundred eighty-one".