10513203 has 8 divisors (see below), whose sum is σ = 14047488. Its totient is φ = 6993864.

The previous prime is 10513201. The next prime is 10513211. The reversal of 10513203 is 30231501.

It is a happy number.

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

It is not a de Polignac number, because 10513203 - 2¹ = 10513201 is a prime.

It is a super-2 number, since 2×10513203² = 221054874638418, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10513201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1975 + ... + 4992.

It is an arithmetic number, because the mean of its divisors is an integer number (1755936).

Almost surely, 2^10513203 is an apocalyptic number.

10513203 is a deficient number, since it is larger than the sum of its proper divisors (3534285).

10513203 is an equidigital number, since it uses as much as digits as its factorization.

10513203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7473.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 10513203 is about 3242.4069763063. The cubic root of 10513203 is about 219.0677007596.

Adding to 10513203 its reverse (30231501), we get a palindrome (40744704).

The spelling of 10513203 in words is "ten million, five hundred thirteen thousand, two hundred three".