867072141 has 32 divisors (see below), whose sum is σ = 1417127040. Its totient is φ = 520560000.

The previous prime is 867072137. The next prime is 867072179. The reversal of 867072141 is 141270768.

It is not a de Polignac number, because 867072141 - 2² = 867072137 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 867072096 and 867072105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (867072181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15735 + ... + 44516.

It is an arithmetic number, because the mean of its divisors is an integer number (44285220).

Almost surely, 2^867072141 is an apocalyptic number.

It is an amenable number.

867072141 is a deficient number, since it is larger than the sum of its proper divisors (550054899).

867072141 is a wasteful number, since it uses less digits than its factorization.

867072141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60314 (or 60308 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 36.

The square root of 867072141 is about 29446.0887215942. The cubic root of 867072141 is about 953.5681661728.

The spelling of 867072141 in words is "eight hundred sixty-seven million, seventy-two thousand, one hundred forty-one".