1122171604 has 24 divisors (see below), whose sum is σ = 2037805056. Its totient is φ = 540132000.

The previous prime is 1122171551. The next prime is 1122171607. The reversal of 1122171604 is 4061712211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122171607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7 + ... + 47374.

It is an arithmetic number, because the mean of its divisors is an integer number (84908544).

Almost surely, 2^1122171604 is an apocalyptic number.

It is an amenable number.

1122171604 is a deficient number, since it is larger than the sum of its proper divisors (915633452).

1122171604 is a wasteful number, since it uses less digits than its factorization.

1122171604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47607 (or 47605 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 1122171604 is about 33498.8298900126. The cubic root of 1122171604 is about 1039.1695799521.

Adding to 1122171604 its reverse (4061712211), we get a palindrome (5183883815).

The spelling of 1122171604 in words is "one billion, one hundred twenty-two million, one hundred seventy-one thousand, six hundred four".