140924089 has 2 divisors, whose sum is σ = 140924090. Its totient is φ = 140924088.

The previous prime is 140924041. The next prime is 140924099. The reversal of 140924089 is 980429041.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 106502400 + 34421689 = 10320^2 + 5867^2 .

It is an emirp because it is prime and its reverse (980429041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140924089 - 2⁹ = 140923577 is a prime.

It is not a weakly prime, because it can be changed into another prime (140924099) 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, 70462044 + 70462045.

It is an arithmetic number, because the mean of its divisors is an integer number (70462045).

Almost surely, 2^140924089 is an apocalyptic number.

It is an amenable number.

140924089 is a deficient number, since it is larger than the sum of its proper divisors (1).

140924089 is an equidigital number, since it uses as much as digits as its factorization.

140924089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 140924089 is about 11871.1452269779. The cubic root of 140924089 is about 520.3893644449.

It can be divided in two parts, 14092 and 4089, that added together give a palindrome (18181).

The spelling of 140924089 in words is "one hundred forty million, nine hundred twenty-four thousand, eighty-nine".