250231361 has 2 divisors, whose sum is σ = 250231362. Its totient is φ = 250231360.

The previous prime is 250231357. The next prime is 250231363. The reversal of 250231361 is 163132052.

250231361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 249640000 + 591361 = 15800^2 + 769^2 .

It is a cyclic number.

It is not a de Polignac number, because 250231361 - 2² = 250231357 is a prime.

It is a Sophie Germain prime.

Together with 250231363, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (250231363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125115680 + 125115681.

It is an arithmetic number, because the mean of its divisors is an integer number (125115681).

Almost surely, 2^250231361 is an apocalyptic number.

It is an amenable number.

250231361 is a deficient number, since it is larger than the sum of its proper divisors (1).

250231361 is an equidigital number, since it uses as much as digits as its factorization.

250231361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 250231361 is about 15818.7028861408. The cubic root of 250231361 is about 630.1547960934.

The spelling of 250231361 in words is "two hundred fifty million, two hundred thirty-one thousand, three hundred sixty-one".