262553231 has 2 divisors, whose sum is σ = 262553232. Its totient is φ = 262553230.

The previous prime is 262553209. The next prime is 262553273. The reversal of 262553231 is 132355262.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 262553231 - 2¹⁰ = 262552207 is a prime.

It is a super-2 number, since 2×262553231² = 137868398217078722, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 262553194 and 262553203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (262553131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131276615 + 131276616.

It is an arithmetic number, because the mean of its divisors is an integer number (131276616).

Almost surely, 2^262553231 is an apocalyptic number.

262553231 is a deficient number, since it is larger than the sum of its proper divisors (1).

262553231 is an equidigital number, since it uses as much as digits as its factorization.

262553231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10800, while the sum is 29.

The square root of 262553231 is about 16203.4944070716. The cubic root of 262553231 is about 640.3328598921.

The spelling of 262553231 in words is "two hundred sixty-two million, five hundred fifty-three thousand, two hundred thirty-one".