1003047253 has 16 divisors (see below), whose sum is σ = 1121573376. Its totient is φ = 890781120.

The previous prime is 1003047239. The next prime is 1003047263. The reversal of 1003047253 is 3527403001.

It is a cyclic number.

It is not a de Polignac number, because 1003047253 - 2⁹ = 1003046741 is a prime.

It is a super-2 number, since 2×1003047253² = 2012207583501692018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003047263) 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, 62526 + ... + 76912.

It is an arithmetic number, because the mean of its divisors is an integer number (70098336).

Almost surely, 2^1003047253 is an apocalyptic number.

1003047253 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1003047253 is a deficient number, since it is larger than the sum of its proper divisors (118526123).

1003047253 is a wasteful number, since it uses less digits than its factorization.

1003047253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14604.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 1003047253 is about 31670.9212527833. The cubic root of 1003047253 is about 1001.0147209930.

The spelling of 1003047253 in words is "one billion, three million, forty-seven thousand, two hundred fifty-three".