1000225134 has 12 divisors (see below), whose sum is σ = 2167154496. Its totient is φ = 333408372.

The previous prime is 1000225123. The next prime is 1000225157. The reversal of 1000225134 is 4315220001.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 55568063 = 1000225134 / (1 + 0 + 0 + 0 + 2 + 2 + 5 + 1 + 3 + 4).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27784014 + ... + 27784049.

It is an arithmetic number, because the mean of its divisors is an integer number (180596208).

Almost surely, 2^1000225134 is an apocalyptic number.

1000225134 is an abundant number, since it is smaller than the sum of its proper divisors (1166929362).

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

1000225134 is a wasteful number, since it uses less digits than its factorization.

1000225134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55568071 (or 55568068 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 1000225134 is about 31626.3360824488. The cubic root of 1000225134 is about 1000.0750390357.

Adding to 1000225134 its reverse (4315220001), we get a palindrome (5315445135).

The spelling of 1000225134 in words is "one billion, two hundred twenty-five thousand, one hundred thirty-four".