870141531 has 16 divisors (see below), whose sum is σ = 1344095744. Its totient is φ = 490411584.

The previous prime is 870141527. The next prime is 870141541. The reversal of 870141531 is 135141078.

It is not a de Polignac number, because 870141531 - 2² = 870141527 is a prime.

It is a super-2 number, since 2×870141531² = 1514292567942047922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (870141541) 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 15 ways as a sum of consecutive naturals, for example, 282271 + ... + 285336.

It is an arithmetic number, because the mean of its divisors is an integer number (84005984).

Almost surely, 2^870141531 is an apocalyptic number.

870141531 is a deficient number, since it is larger than the sum of its proper divisors (473954213).

870141531 is a wasteful number, since it uses less digits than its factorization.

870141531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567690.

The product of its (nonzero) digits is 3360, while the sum is 30.

The square root of 870141531 is about 29498.1614850824. The cubic root of 870141531 is about 954.6920348694.

The spelling of 870141531 in words is "eight hundred seventy million, one hundred forty-one thousand, five hundred thirty-one".