140783573297 has 2 divisors, whose sum is σ = 140783573298. Its totient is φ = 140783573296.

The previous prime is 140783573279. The next prime is 140783573309. The reversal of 140783573297 is 792375387041.

It is a happy number.

Together with previous prime (140783573279) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70939126336 + 69844446961 = 266344^2 + 264281^2 .

It is a cyclic number.

It is not a de Polignac number, because 140783573297 - 2²⁰ = 140782524721 is a prime.

It is not a weakly prime, because it can be changed into another prime (140783575297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70391786648 + 70391786649.

It is an arithmetic number, because the mean of its divisors is an integer number (70391786649).

Almost surely, 2^140783573297 is an apocalyptic number.

It is an amenable number.

140783573297 is a deficient number, since it is larger than the sum of its proper divisors (1).

140783573297 is an equidigital number, since it uses as much as digits as its factorization.

140783573297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8890560, while the sum is 56.

The spelling of 140783573297 in words is "one hundred forty billion, seven hundred eighty-three million, five hundred seventy-three thousand, two hundred ninety-seven".