140243324113402 has 4 divisors (see below), whose sum is σ = 210364986170106. Its totient is φ = 70121662056700.

The previous prime is 140243324113349. The next prime is 140243324113421. The reversal of 140243324113402 is 204311423342041.

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., 135190175291161 + 5053148822241 = 11627131^2 + 2247921^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35060831028349 + ... + 35060831028352.

Almost surely, 2^{140243324113402} is an apocalyptic number.

140243324113402 is a deficient number, since it is larger than the sum of its proper divisors (70121662056704).

140243324113402 is an equidigital number, since it uses as much as digits as its factorization.

140243324113402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70121662056703.

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 140243324113402 its reverse (204311423342041), we get a palindrome (344554747455443).

The spelling of 140243324113402 in words is "one hundred forty trillion, two hundred forty-three billion, three hundred twenty-four million, one hundred thirteen thousand, four hundred two".