140610973 has 2 divisors, whose sum is σ = 140610974. Its totient is φ = 140610972.

The previous prime is 140610941. The next prime is 140610991. The reversal of 140610973 is 379016041.

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., 90668484 + 49942489 = 9522^2 + 7067^2 .

It is an emirp because it is prime and its reverse (379016041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140610973 - 2⁵ = 140610941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140610913) 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, 70305486 + 70305487.

It is an arithmetic number, because the mean of its divisors is an integer number (70305487).

Almost surely, 2^140610973 is an apocalyptic number.

It is an amenable number.

140610973 is a deficient number, since it is larger than the sum of its proper divisors (1).

140610973 is an equidigital number, since it uses as much as digits as its factorization.

140610973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 140610973 is about 11857.9497806324. The cubic root of 140610973 is about 520.0036649150.

The spelling of 140610973 in words is "one hundred forty million, six hundred ten thousand, nine hundred seventy-three".