140226533 has 2 divisors, whose sum is σ = 140226534. Its totient is φ = 140226532.

The previous prime is 140226529. The next prime is 140226553. The reversal of 140226533 is 335622041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101263969 + 38962564 = 10063^2 + 6242^2 .

It is a cyclic number.

It is not a de Polignac number, because 140226533 - 2² = 140226529 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140226553) 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, 70113266 + 70113267.

It is an arithmetic number, because the mean of its divisors is an integer number (70113267).

Almost surely, 2^140226533 is an apocalyptic number.

It is an amenable number.

140226533 is a deficient number, since it is larger than the sum of its proper divisors (1).

140226533 is an equidigital number, since it uses as much as digits as its factorization.

140226533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 140226533 is about 11841.7284633621. The cubic root of 140226533 is about 519.5293238512.

Adding to 140226533 its reverse (335622041), we get a palindrome (475848574).

The spelling of 140226533 in words is "one hundred forty million, two hundred twenty-six thousand, five hundred thirty-three".