200135154503 has 4 divisors (see below), whose sum is σ = 202953959568. Its totient is φ = 197316349440.

The previous prime is 200135154493. The next prime is 200135154539. The reversal of 200135154503 is 305451531002.

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 200135154503 - 2²⁸ = 199866719047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200135154563) 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, 1409402426 + ... + 1409402567.

It is an arithmetic number, because the mean of its divisors is an integer number (50738489892).

Almost surely, 2^200135154503 is an apocalyptic number.

200135154503 is a deficient number, since it is larger than the sum of its proper divisors (2818805065).

200135154503 is an equidigital number, since it uses as much as digits as its factorization.

200135154503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2818805064.

The product of its (nonzero) digits is 9000, while the sum is 29.

Adding to 200135154503 its reverse (305451531002), we get a palindrome (505586685505).

The spelling of 200135154503 in words is "two hundred billion, one hundred thirty-five million, one hundred fifty-four thousand, five hundred three".