140889223 has 2 divisors, whose sum is σ = 140889224. Its totient is φ = 140889222.

The previous prime is 140889209. The next prime is 140889233. The reversal of 140889223 is 322988041.

It is a strong prime.

It is an emirp because it is prime and its reverse (322988041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140889223 - 2¹⁷ = 140758151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140889233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70444611 + 70444612.

It is an arithmetic number, because the mean of its divisors is an integer number (70444612).

Almost surely, 2^140889223 is an apocalyptic number.

140889223 is a deficient number, since it is larger than the sum of its proper divisors (1).

140889223 is an equidigital number, since it uses as much as digits as its factorization.

140889223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 140889223 is about 11869.6766173304. The cubic root of 140889223 is about 520.3464444297.

The spelling of 140889223 in words is "one hundred forty million, eight hundred eighty-nine thousand, two hundred twenty-three".