870321141 has 48 divisors (see below), whose sum is σ = 1321173360. Its totient is φ = 551577600.

The previous prime is 870321119. The next prime is 870321149. The reversal of 870321141 is 141123078.

It can be written as a sum of positive squares in 8 ways, for example, as 167806116 + 702515025 = 12954^2 + 26505^2 .

It is not a de Polignac number, because 870321141 - 2²⁷ = 736103413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (870321149) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3800415 + ... + 3800643.

It is an arithmetic number, because the mean of its divisors is an integer number (27524445).

Almost surely, 2^870321141 is an apocalyptic number.

It is an amenable number.

870321141 is a deficient number, since it is larger than the sum of its proper divisors (450852219).

870321141 is a wasteful number, since it uses less digits than its factorization.

870321141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486 (or 483 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 870321141 is about 29501.2057550196. The cubic root of 870321141 is about 954.7577178392.

The spelling of 870321141 in words is "eight hundred seventy million, three hundred twenty-one thousand, one hundred forty-one".