253541531203 has 4 divisors (see below), whose sum is σ = 253554298920. Its totient is φ = 253528763488.

The previous prime is 253541531063. The next prime is 253541531231. The reversal of 253541531203 is 302135145352.

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

It is a cyclic number.

It is not a de Polignac number, because 253541531203 - 2²⁹ = 253004660291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253541511203) 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, 6354025 + ... + 6393802.

It is an arithmetic number, because the mean of its divisors is an integer number (63388574730).

Almost surely, 2^253541531203 is an apocalyptic number.

253541531203 is a deficient number, since it is larger than the sum of its proper divisors (12767717).

253541531203 is a wasteful number, since it uses less digits than its factorization.

253541531203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12767716.

The product of its (nonzero) digits is 54000, while the sum is 34.

Adding to 253541531203 its reverse (302135145352), we get a palindrome (555676676555).

The spelling of 253541531203 in words is "two hundred fifty-three billion, five hundred forty-one million, five hundred thirty-one thousand, two hundred three".