140352343031434 has 4 divisors (see below), whose sum is σ = 210528514547154. Its totient is φ = 70176171515716.

The previous prime is 140352343031401. The next prime is 140352343031443. The reversal of 140352343031434 is 434130343253041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 138070137605625 + 2282205425809 = 11750325^2 + 1510697^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35088085757857 + ... + 35088085757860.

Almost surely, 2^{140352343031434} is an apocalyptic number.

140352343031434 is a deficient number, since it is larger than the sum of its proper divisors (70176171515720).

140352343031434 is an equidigital number, since it uses as much as digits as its factorization.

140352343031434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70176171515719.

The product of its (nonzero) digits is 622080, while the sum is 40.

Adding to 140352343031434 its reverse (434130343253041), we get a palindrome (574482686284475).

The spelling of 140352343031434 in words is "one hundred forty trillion, three hundred fifty-two billion, three hundred forty-three million, thirty-one thousand, four hundred thirty-four".