131426093 has 2 divisors, whose sum is σ = 131426094. Its totient is φ = 131426092.

The previous prime is 131426089. The next prime is 131426107. The reversal of 131426093 is 390624131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82047364 + 49378729 = 9058^2 + 7027^2 .

It is a cyclic number.

It is not a de Polignac number, because 131426093 - 2² = 131426089 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131426023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65713046 + 65713047.

It is an arithmetic number, because the mean of its divisors is an integer number (65713047).

Almost surely, 2^131426093 is an apocalyptic number.

It is an amenable number.

131426093 is a deficient number, since it is larger than the sum of its proper divisors (1).

131426093 is an equidigital number, since it uses as much as digits as its factorization.

131426093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 131426093 is about 11464.1219899301. The cubic root of 131426093 is about 508.4253533911.

The spelling of 131426093 in words is "one hundred thirty-one million, four hundred twenty-six thousand, ninety-three".