1114215628 has 18 divisors (see below), whose sum is σ = 1979951036. Its totient is φ = 548523624.

The previous prime is 1114215617. The next prime is 1114215629. The reversal of 1114215628 is 8265124111.

It is a self number, because there is not a number n which added to its sum of digits gives 1114215628.

It is not an unprimeable number, because it can be changed into a prime (1114215629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 545433 + ... + 547471.

Almost surely, 2^1114215628 is an apocalyptic number.

It is an amenable number.

1114215628 is a deficient number, since it is larger than the sum of its proper divisors (865735408).

1114215628 is an frugal number, since it uses more digits than its factorization.

1114215628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4149 (or 2108 counting only the distinct ones).

The product of its digits is 3840, while the sum is 31.

The square root of 1114215628 is about 33379.8686036959. The cubic root of 1114215628 is about 1036.7079171950.

Adding to 1114215628 its reverse (8265124111), we get a palindrome (9379339739).

The spelling of 1114215628 in words is "one billion, one hundred fourteen million, two hundred fifteen thousand, six hundred twenty-eight".