872314231 has 2 divisors, whose sum is σ = 872314232. Its totient is φ = 872314230.

The previous prime is 872314207. The next prime is 872314243. The reversal of 872314231 is 132413278.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 872314231 - 2⁷ = 872314103 is a prime.

It is a super-2 number, since 2×872314231² = 1521864235210242722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 872314193 and 872314202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (872314291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436157115 + 436157116.

It is an arithmetic number, because the mean of its divisors is an integer number (436157116).

Almost surely, 2^872314231 is an apocalyptic number.

872314231 is a deficient number, since it is larger than the sum of its proper divisors (1).

872314231 is an equidigital number, since it uses as much as digits as its factorization.

872314231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 31.

The square root of 872314231 is about 29534.9662434207. The cubic root of 872314231 is about 955.4859805516.

The spelling of 872314231 in words is "eight hundred seventy-two million, three hundred fourteen thousand, two hundred thirty-one".