1115214426 has 32 divisors (see below), whose sum is σ = 2494684800. Its totient is φ = 369273600.

The previous prime is 1115214407. The next prime is 1115214431. The reversal of 1115214426 is 6244125111.

1115214426 is a `hidden beast` number, since 11 + 15 + 214 + 426 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1115214426.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60231 + ... + 76538.

It is an arithmetic number, because the mean of its divisors is an integer number (77958900).

Almost surely, 2^1115214426 is an apocalyptic number.

1115214426 is an abundant number, since it is smaller than the sum of its proper divisors (1379470374).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1115214426 is a wasteful number, since it uses less digits than its factorization.

1115214426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136931 (or 136925 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 1115214426 is about 33394.8263358263. The cubic root of 1115214426 is about 1037.0175976918.

Adding to 1115214426 its reverse (6244125111), we get a palindrome (7359339537).

The spelling of 1115214426 in words is "one billion, one hundred fifteen million, two hundred fourteen thousand, four hundred twenty-six".