140440144303451 has 2 divisors, whose sum is σ = 140440144303452. Its totient is φ = 140440144303450.

The previous prime is 140440144303439. The next prime is 140440144303463. The reversal of 140440144303451 is 154303441044041.

It is a balanced prime because it is at equal distance from previous prime (140440144303439) and next prime (140440144303463).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140440144303451 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (140440144303471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70220072151725 + 70220072151726.

It is an arithmetic number, because the mean of its divisors is an integer number (70220072151726).

Almost surely, 2^{140440144303451} is an apocalyptic number.

140440144303451 is a deficient number, since it is larger than the sum of its proper divisors (1).

140440144303451 is an equidigital number, since it uses as much as digits as its factorization.

140440144303451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 184320, while the sum is 38.

Adding to 140440144303451 its reverse (154303441044041), we get a palindrome (294743585347492).

The spelling of 140440144303451 in words is "one hundred forty trillion, four hundred forty billion, one hundred forty-four million, three hundred three thousand, four hundred fifty-one".