140251213443 has 32 divisors (see below), whose sum is σ = 216273576960. Its totient is φ = 79900060160.

The previous prime is 140251213441. The next prime is 140251213451. The reversal of 140251213443 is 344312152041.

It is a cyclic number.

It is not a de Polignac number, because 140251213443 - 2¹ = 140251213441 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140251213443.

It is not an unprimeable number, because it can be changed into a prime (140251213441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 290278 + ... + 603956.

It is an arithmetic number, because the mean of its divisors is an integer number (6758549280).

Almost surely, 2^140251213443 is an apocalyptic number.

140251213443 is a deficient number, since it is larger than the sum of its proper divisors (76022363517).

140251213443 is a wasteful number, since it uses less digits than its factorization.

140251213443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314507.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 140251213443 its reverse (344312152041), we get a palindrome (484563365484).

The spelling of 140251213443 in words is "one hundred forty billion, two hundred fifty-one million, two hundred thirteen thousand, four hundred forty-three".