881505061 has 8 divisors (see below), whose sum is σ = 920191104. Its totient is φ = 842849040.

The previous prime is 881505059. The next prime is 881505077. The reversal of 881505061 is 160505188.

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

It is a cyclic number.

It is not a de Polignac number, because 881505061 - 2¹ = 881505059 is a prime.

It is a super-2 number, since 2×881505061² = 1554102345137227442, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (881505091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69375 + ... + 81091.

It is an arithmetic number, because the mean of its divisors is an integer number (115023888).

Almost surely, 2^881505061 is an apocalyptic number.

It is an amenable number.

881505061 is a deficient number, since it is larger than the sum of its proper divisors (38686043).

881505061 is a wasteful number, since it uses less digits than its factorization.

881505061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15011.

The product of its (nonzero) digits is 9600, while the sum is 34.

The square root of 881505061 is about 29690.1509090136. The cubic root of 881505061 is about 958.8299768568.

The spelling of 881505061 in words is "eight hundred eighty-one million, five hundred five thousand, sixty-one".