1516142041 has 2 divisors, whose sum is σ = 1516142042. Its totient is φ = 1516142040.

The previous prime is 1516142039. The next prime is 1516142063. The reversal of 1516142041 is 1402416151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1450467225 + 65674816 = 38085^2 + 8104^2 .

It is a cyclic number.

It is not a de Polignac number, because 1516142041 - 2¹ = 1516142039 is a prime.

Together with 1516142039, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1516141997 and 1516142015.

It is not a weakly prime, because it can be changed into another prime (1516142021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 758071020 + 758071021.

It is an arithmetic number, because the mean of its divisors is an integer number (758071021).

Almost surely, 2^1516142041 is an apocalyptic number.

It is an amenable number.

1516142041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1516142041 is an equidigital number, since it uses as much as digits as its factorization.

1516142041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 1516142041 is about 38937.6686641612. The cubic root of 1516142041 is about 1148.8058280635.

Adding to 1516142041 its reverse (1402416151), we get a palindrome (2918558192).

The spelling of 1516142041 in words is "one billion, five hundred sixteen million, one hundred forty-two thousand, forty-one".