140743512541 has 2 divisors, whose sum is σ = 140743512542. Its totient is φ = 140743512540.

The previous prime is 140743512523. The next prime is 140743512557. The reversal of 140743512541 is 145215347041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96443786916 + 44299725625 = 310554^2 + 210475^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140743512541 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140743512541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140743512571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70371756270 + 70371756271.

It is an arithmetic number, because the mean of its divisors is an integer number (70371756271).

Almost surely, 2^140743512541 is an apocalyptic number.

It is an amenable number.

140743512541 is a deficient number, since it is larger than the sum of its proper divisors (1).

140743512541 is an equidigital number, since it uses as much as digits as its factorization.

140743512541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 67200, while the sum is 37.

Adding to 140743512541 its reverse (145215347041), we get a palindrome (285958859582).

The spelling of 140743512541 in words is "one hundred forty billion, seven hundred forty-three million, five hundred twelve thousand, five hundred forty-one".