203110053 has 8 divisors (see below), whose sum is σ = 275253216. Its totient is φ = 133186800.

The previous prime is 203110049. The next prime is 203110069. The reversal of 203110053 is 350011302.

It is a happy number.

203110053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 203110053 - 2² = 203110049 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203110073) 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, 554763 + ... + 555128.

It is an arithmetic number, because the mean of its divisors is an integer number (34406652).

Almost surely, 2^203110053 is an apocalyptic number.

It is an amenable number.

203110053 is a deficient number, since it is larger than the sum of its proper divisors (72143163).

203110053 is a wasteful number, since it uses less digits than its factorization.

203110053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109955.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 203110053 is about 14251.6684286437. The cubic root of 203110053 is about 587.8192529510.

Adding to 203110053 its reverse (350011302), we get a palindrome (553121355).

The spelling of 203110053 in words is "two hundred three million, one hundred ten thousand, fifty-three".