105490331 has 2 divisors, whose sum is σ = 105490332. Its totient is φ = 105490330.

The previous prime is 105490291. The next prime is 105490349. The reversal of 105490331 is 133094501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 105490331 - 2¹⁴ = 105473947 is a prime.

It is a super-2 number, since 2×105490331² = 22256419868979122, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 105490331.

It is not a weakly prime, because it can be changed into another prime (105490381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52745165 + 52745166.

It is an arithmetic number, because the mean of its divisors is an integer number (52745166).

Almost surely, 2^105490331 is an apocalyptic number.

105490331 is a deficient number, since it is larger than the sum of its proper divisors (1).

105490331 is an equidigital number, since it uses as much as digits as its factorization.

105490331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 105490331 is about 10270.8486017466. The cubic root of 105490331 is about 472.5026171201.

The spelling of 105490331 in words is "one hundred five million, four hundred ninety thousand, three hundred thirty-one".