140234753 has 2 divisors, whose sum is σ = 140234754. Its totient is φ = 140234752.

The previous prime is 140234747. The next prime is 140234771. The reversal of 140234753 is 357432041.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 136142224 + 4092529 = 11668^2 + 2023^2 .

It is a cyclic number.

It is not a de Polignac number, because 140234753 - 2¹⁴ = 140218369 is a prime.

It is not a weakly prime, because it can be changed into another prime (140234723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70117376 + 70117377.

It is an arithmetic number, because the mean of its divisors is an integer number (70117377).

Almost surely, 2^140234753 is an apocalyptic number.

It is an amenable number.

140234753 is a deficient number, since it is larger than the sum of its proper divisors (1).

140234753 is an equidigital number, since it uses as much as digits as its factorization.

140234753 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 140234753 is about 11842.0755359861. The cubic root of 140234753 is about 519.5394751578.

Adding to 140234753 its reverse (357432041), we get a palindrome (497666794).

The spelling of 140234753 in words is "one hundred forty million, two hundred thirty-four thousand, seven hundred fifty-three".