1203313053 has 8 divisors (see below), whose sum is σ = 1619994688. Its totient is φ = 794420064.

The previous prime is 1203313049. The next prime is 1203313061. The reversal of 1203313053 is 3503133021.

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

It is not a de Polignac number, because 1203313053 - 2² = 1203313049 is a prime.

It is a super-3 number, since 3×1203313053³ (a number of 28 digits) contains 333 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 (1203313043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1946800 + ... + 1947417.

It is an arithmetic number, because the mean of its divisors is an integer number (202499336).

Almost surely, 2^1203313053 is an apocalyptic number.

It is an amenable number.

1203313053 is a deficient number, since it is larger than the sum of its proper divisors (416681635).

1203313053 is a wasteful number, since it uses less digits than its factorization.

1203313053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3894323.

The product of its (nonzero) digits is 810, while the sum is 21.

The square root of 1203313053 is about 34688.8029917436. The cubic root of 1203313053 is about 1063.6356272656.

Adding to 1203313053 its reverse (3503133021), we get a palindrome (4706446074).

The spelling of 1203313053 in words is "one billion, two hundred three million, three hundred thirteen thousand, fifty-three".