14021245115 has 4 divisors (see below), whose sum is σ = 16825494144. Its totient is φ = 11216996088.

The previous prime is 14021245103. The next prime is 14021245129. The reversal of 14021245115 is 51154212041.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 51154212041 = 797 ⋅64183453.

It is a cyclic number.

It is not a de Polignac number, because 14021245115 - 2²² = 14017050811 is a prime.

It is a super-2 number, since 2×14021245115² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1402124507 + ... + 1402124516.

It is an arithmetic number, because the mean of its divisors is an integer number (4206373536).

Almost surely, 2^14021245115 is an apocalyptic number.

14021245115 is a deficient number, since it is larger than the sum of its proper divisors (2804249029).

14021245115 is an equidigital number, since it uses as much as digits as its factorization.

14021245115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2804249028.

The product of its (nonzero) digits is 1600, while the sum is 26.

Adding to 14021245115 its reverse (51154212041), we get a palindrome (65175457156).

The spelling of 14021245115 in words is "fourteen billion, twenty-one million, two hundred forty-five thousand, one hundred fifteen".