141415 has 4 divisors (see below), whose sum is σ = 169704. Its totient is φ = 113128.

The previous prime is 141413. The next prime is 141439. The reversal of 141415 is 514141.

141415 = 90² + 91² + ... + 104².

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 514141 = 29 ⋅17729.

It is a cyclic number.

It is not a de Polignac number, because 141415 - 2¹ = 141413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14137 + ... + 14146.

It is an arithmetic number, because the mean of its divisors is an integer number (42426).

2¹⁴¹⁴¹⁵ is an apocalyptic number.

141415 is a deficient number, since it is larger than the sum of its proper divisors (28289).

141415 is an equidigital number, since it uses as much as digits as its factorization.

141415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28288.

The product of its digits is 80, while the sum is 16.

The square root of 141415 is about 376.0518581260. The cubic root of 141415 is about 52.0992925316.

Adding to 141415 its reverse (514141), we get a palindrome (655556).

The spelling of 141415 in words is "one hundred forty-one thousand, four hundred fifteen".