1003250253 has 16 divisors (see below), whose sum is σ = 1348693056. Its totient is φ = 663336960.

The previous prime is 1003250249. The next prime is 1003250321. The reversal of 1003250253 is 3520523001.

It is not a de Polignac number, because 1003250253 - 2² = 1003250249 is a prime.

It is a super-2 number, since 2×1003250253² = 2013022140289128018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003250653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 300250 + ... + 303572.

It is an arithmetic number, because the mean of its divisors is an integer number (84293316).

Almost surely, 2^1003250253 is an apocalyptic number.

It is an amenable number.

1003250253 is a deficient number, since it is larger than the sum of its proper divisors (345442803).

1003250253 is a wasteful number, since it uses less digits than its factorization.

1003250253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4124.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 1003250253 is about 31674.1259232200. The cubic root of 1003250253 is about 1001.0822459878.

Adding to 1003250253 its reverse (3520523001), we get a palindrome (4523773254).

The spelling of 1003250253 in words is "one billion, three million, two hundred fifty thousand, two hundred fifty-three".