1117620229 has 4 divisors (see below), whose sum is σ = 1219222080. Its totient is φ = 1016018380.

The previous prime is 1117620221. The next prime is 1117620289. The reversal of 1117620229 is 9220267111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1117620229 - 2³ = 1117620221 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1117620229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1117620221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50800909 + ... + 50800930.

It is an arithmetic number, because the mean of its divisors is an integer number (304805520).

Almost surely, 2^1117620229 is an apocalyptic number.

It is an amenable number.

1117620229 is a deficient number, since it is larger than the sum of its proper divisors (101601851).

1117620229 is a wasteful number, since it uses less digits than its factorization.

1117620229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101601850.

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 1117620229 is about 33430.8275249058. The cubic root of 1117620229 is about 1037.7627662498.

The spelling of 1117620229 in words is "one billion, one hundred seventeen million, six hundred twenty thousand, two hundred twenty-nine".