225146003 has 4 divisors (see below), whose sum is σ = 226657200. Its totient is φ = 223634808.

The previous prime is 225145951. The next prime is 225146039. The reversal of 225146003 is 300641522.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 225146003 - 2⁶ = 225145939 is a prime.

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 225146003.

It is not an unprimeable number, because it can be changed into a prime (225146203) 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, 755375 + ... + 755672.

It is an arithmetic number, because the mean of its divisors is an integer number (56664300).

Almost surely, 2^225146003 is an apocalyptic number.

225146003 is a deficient number, since it is larger than the sum of its proper divisors (1511197).

225146003 is a wasteful number, since it uses less digits than its factorization.

225146003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1511196.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 225146003 is about 15004.8659774088. The cubic root of 225146003 is about 608.3517295911.

Adding to 225146003 its reverse (300641522), we get a palindrome (525787525).

The spelling of 225146003 in words is "two hundred twenty-five million, one hundred forty-six thousand, three".