231752863 has 2 divisors, whose sum is σ = 231752864. Its totient is φ = 231752862.

The previous prime is 231752821. The next prime is 231752921. The reversal of 231752863 is 368257132.

231752863 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 231752863 - 2¹⁷ = 231621791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231759863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115876431 + 115876432.

It is an arithmetic number, because the mean of its divisors is an integer number (115876432).

Almost surely, 2^231752863 is an apocalyptic number.

231752863 is a deficient number, since it is larger than the sum of its proper divisors (1).

231752863 is an equidigital number, since it uses as much as digits as its factorization.

231752863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 37.

The square root of 231752863 is about 15223.4313806054. The cubic root of 231752863 is about 614.2451028008.

The spelling of 231752863 in words is "two hundred thirty-one million, seven hundred fifty-two thousand, eight hundred sixty-three".