870140877 has 8 divisors (see below), whose sum is σ = 1191544416. Its totient is φ = 564415632.

The previous prime is 870140867. The next prime is 870140917. The reversal of 870140877 is 778041078.

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

It is not a de Polignac number, because 870140877 - 2⁴ = 870140861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (870140837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3919443 + ... + 3919664.

It is an arithmetic number, because the mean of its divisors is an integer number (148943052).

Almost surely, 2^870140877 is an apocalyptic number.

It is an amenable number.

870140877 is a deficient number, since it is larger than the sum of its proper divisors (321403539).

870140877 is a wasteful number, since it uses less digits than its factorization.

870140877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7839147.

The product of its (nonzero) digits is 87808, while the sum is 42.

The square root of 870140877 is about 29498.1503996437. The cubic root of 870140877 is about 954.6917956866.

The spelling of 870140877 in words is "eight hundred seventy million, one hundred forty thousand, eight hundred seventy-seven".