105948287 has 2 divisors, whose sum is σ = 105948288. Its totient is φ = 105948286.

The previous prime is 105948257. The next prime is 105948299. The reversal of 105948287 is 782849501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 105948287 - 2²² = 101753983 is a prime.

It is a super-2 number, since 2×105948287² = 22450079036468738, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105948257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52974143 + 52974144.

It is an arithmetic number, because the mean of its divisors is an integer number (52974144).

Almost surely, 2^105948287 is an apocalyptic number.

105948287 is a deficient number, since it is larger than the sum of its proper divisors (1).

105948287 is an equidigital number, since it uses as much as digits as its factorization.

105948287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 161280, while the sum is 44.

The square root of 105948287 is about 10293.1184293197. The cubic root of 105948287 is about 473.1853749124.

It can be divided in two parts, 10594 and 8287, that added together give a palindrome (18881).

The spelling of 105948287 in words is "one hundred five million, nine hundred forty-eight thousand, two hundred eighty-seven".