1203323253 has 8 divisors (see below), whose sum is σ = 1750288416. Its totient is φ = 729286800.

The previous prime is 1203323221. The next prime is 1203323273. The reversal of 1203323253 is 3523233021.

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

It is not a de Polignac number, because 1203323253 - 2⁵ = 1203323221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203323273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18232138 + ... + 18232203.

It is an arithmetic number, because the mean of its divisors is an integer number (218786052).

Almost surely, 2^1203323253 is an apocalyptic number.

It is an amenable number.

1203323253 is a deficient number, since it is larger than the sum of its proper divisors (546965163).

1203323253 is a wasteful number, since it uses less digits than its factorization.

1203323253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36464355.

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 1203323253 is about 34688.9500129364. The cubic root of 1203323253 is about 1063.6386325940.

Adding to 1203323253 its reverse (3523233021), we get a palindrome (4726556274).

It can be divided in two parts, 1203323 and 253, that added together give a triangular number (1203576 = T₁₅₅₁).

The spelling of 1203323253 in words is "one billion, two hundred three million, three hundred twenty-three thousand, two hundred fifty-three".