1053340203 has 4 divisors (see below), whose sum is σ = 1404453608. Its totient is φ = 702226800.

The previous prime is 1053340199. The next prime is 1053340229. The reversal of 1053340203 is 3020433501.

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

It is not a de Polignac number, because 1053340203 - 2² = 1053340199 is a prime.

It is a super-2 number, since 2×1053340203² = 2219051166512162418, which contains 22 as substring.

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 1053340203.

It is not an unprimeable number, because it can be changed into a prime (1053340243) 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, 175556698 + ... + 175556703.

It is an arithmetic number, because the mean of its divisors is an integer number (351113402).

Almost surely, 2^1053340203 is an apocalyptic number.

1053340203 is a deficient number, since it is larger than the sum of its proper divisors (351113405).

1053340203 is an equidigital number, since it uses as much as digits as its factorization.

1053340203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351113404.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 1053340203 is about 32455.2030189306. The cubic root of 1053340203 is about 1017.4729842892.

Adding to 1053340203 its reverse (3020433501), we get a palindrome (4073773704).

The spelling of 1053340203 in words is "one billion, fifty-three million, three hundred forty thousand, two hundred three".