248861237 has 2 divisors, whose sum is σ = 248861238. Its totient is φ = 248861236.

The previous prime is 248861231. The next prime is 248861243. The reversal of 248861237 is 732168842.

It is a balanced prime because it is at equal distance from previous prime (248861231) and next prime (248861243).

It can be written as a sum of positive squares in only one way, i.e., 220195921 + 28665316 = 14839^2 + 5354^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-248861237 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 248861194 and 248861203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (248861231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124430618 + 124430619.

It is an arithmetic number, because the mean of its divisors is an integer number (124430619).

Almost surely, 2^248861237 is an apocalyptic number.

It is an amenable number.

248861237 is a deficient number, since it is larger than the sum of its proper divisors (1).

248861237 is an equidigital number, since it uses as much as digits as its factorization.

248861237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129024, while the sum is 41.

The square root of 248861237 is about 15775.3363514063. The cubic root of 248861237 is about 629.0025679741.

The spelling of 248861237 in words is "two hundred forty-eight million, eight hundred sixty-one thousand, two hundred thirty-seven".