1513440541427 has 2 divisors, whose sum is σ = 1513440541428. Its totient is φ = 1513440541426.

The previous prime is 1513440541343. The next prime is 1513440541447. The reversal of 1513440541427 is 7241450443151.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1513440541427 is a prime.

It is not a weakly prime, because it can be changed into another prime (1513440541447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 756720270713 + 756720270714.

It is an arithmetic number, because the mean of its divisors is an integer number (756720270714).

Almost surely, 2^{1513440541427} is an apocalyptic number.

1513440541427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1513440541427 is an equidigital number, since it uses as much as digits as its factorization.

1513440541427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 268800, while the sum is 41.

Adding to 1513440541427 its reverse (7241450443151), we get a palindrome (8754890984578).

The spelling of 1513440541427 in words is "one trillion, five hundred thirteen billion, four hundred forty million, five hundred forty-one thousand, four hundred twenty-seven".