1401342431141 has 2 divisors, whose sum is σ = 1401342431142. Its totient is φ = 1401342431140.

The previous prime is 1401342431123. The next prime is 1401342431183. The reversal of 1401342431141 is 1411342431041.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 839523225025 + 561819206116 = 916255^2 + 749546^2 .

It is an emirp because it is prime and its reverse (1411342431041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1401342431141 - 2³⁸ = 1126464524197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1401342431341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700671215570 + 700671215571.

It is an arithmetic number, because the mean of its divisors is an integer number (700671215571).

Almost surely, 2^{1401342431141} is an apocalyptic number.

It is an amenable number.

1401342431141 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401342431141 is an equidigital number, since it uses as much as digits as its factorization.

1401342431141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 1401342431141 its reverse (1411342431041), we get a palindrome (2812684862182).

The spelling of 1401342431141 in words is "one trillion, four hundred one billion, three hundred forty-two million, four hundred thirty-one thousand, one hundred forty-one".