1228500134 has 8 divisors (see below), whose sum is σ = 1846911240. Its totient is φ = 612863056.

The previous prime is 1228500131. The next prime is 1228500187. The reversal of 1228500134 is 4310058221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1228500131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 692399 + ... + 694170.

It is an arithmetic number, because the mean of its divisors is an integer number (230863905).

Almost surely, 2^1228500134 is an apocalyptic number.

1228500134 is a deficient number, since it is larger than the sum of its proper divisors (618411106).

1228500134 is a wasteful number, since it uses less digits than its factorization.

1228500134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1387014.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 1228500134 is about 35049.9662482006. The cubic root of 1228500134 is about 1071.0055862286.

Adding to 1228500134 its reverse (4310058221), we get a palindrome (5538558355).

The spelling of 1228500134 in words is "one billion, two hundred twenty-eight million, five hundred thousand, one hundred thirty-four".