203134734 has 96 divisors (see below), whose sum is σ = 526163040. Its totient is φ = 55910400.

The previous prime is 203134733. The next prime is 203134741. The reversal of 203134734 is 437431302.

203134734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 203134698 and 203134707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203134733) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 96574 + ... + 98654.

It is an arithmetic number, because the mean of its divisors is an integer number (5480865).

Almost surely, 2^203134734 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 203134734, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (263081520).

203134734 is an abundant number, since it is smaller than the sum of its proper divisors (323028306).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

203134734 is a wasteful number, since it uses less digits than its factorization.

203134734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2146 (or 2143 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 203134734 is about 14252.5343009585. The cubic root of 203134734 is about 587.8430616846.

The spelling of 203134734 in words is "two hundred three million, one hundred thirty-four thousand, seven hundred thirty-four".