881142034 has 4 divisors (see below), whose sum is σ = 1321713054. Its totient is φ = 440571016.

The previous prime is 881142001. The next prime is 881142077. The reversal of 881142034 is 430241188.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 864536409 + 16605625 = 29403^2 + 4075^2 .

It is a super-2 number, since 2×881142034² = 1552822568163314312, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 881141987 and 881142005.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220285507 + ... + 220285510.

Almost surely, 2^881142034 is an apocalyptic number.

881142034 is a deficient number, since it is larger than the sum of its proper divisors (440571020).

881142034 is a wasteful number, since it uses less digits than its factorization.

881142034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440571019.

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 881142034 is about 29684.0366864077. The cubic root of 881142034 is about 958.6983349717.

The spelling of 881142034 in words is "eight hundred eighty-one million, one hundred forty-two thousand, thirty-four".