1414515121 has 2 divisors, whose sum is σ = 1414515122. Its totient is φ = 1414515120.

The previous prime is 1414515119. The next prime is 1414515131. The reversal of 1414515121 is 1215154141.

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., 1410828721 + 3686400 = 37561^2 + 1920^2 .

It is a cyclic number.

It is not a de Polignac number, because 1414515121 - 2¹ = 1414515119 is a prime.

Together with 1414515119, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1414515131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 707257560 + 707257561.

It is an arithmetic number, because the mean of its divisors is an integer number (707257561).

Almost surely, 2^1414515121 is an apocalyptic number.

It is an amenable number.

1414515121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1414515121 is an equidigital number, since it uses as much as digits as its factorization.

1414515121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 800, while the sum is 25.

The square root of 1414515121 is about 37610.0401621695. The cubic root of 1414515121 is about 1122.5418250529.

Adding to 1414515121 its reverse (1215154141), we get a palindrome (2629669262).

The spelling of 1414515121 in words is "one billion, four hundred fourteen million, five hundred fifteen thousand, one hundred twenty-one".