203140034 has 4 divisors (see below), whose sum is σ = 304710054. Its totient is φ = 101570016.

The previous prime is 203140033. The next prime is 203140051. The reversal of 203140034 is 430041302.

203140034 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 164737225 + 38402809 = 12835^2 + 6197^2 .

It is a junction number, because it is equal to n+sod(n) for n = 203139994 and 203140021.

It is not an unprimeable number, because it can be changed into a prime (203140033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50785007 + ... + 50785010.

Almost surely, 2^203140034 is an apocalyptic number.

203140034 is a deficient number, since it is larger than the sum of its proper divisors (101570020).

203140034 is a wasteful number, since it uses less digits than its factorization.

203140034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101570019.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 203140034 is about 14252.7202315909. The cubic root of 203140034 is about 587.8481741224.

Adding to 203140034 its reverse (430041302), we get a palindrome (633181336).

The spelling of 203140034 in words is "two hundred three million, one hundred forty thousand, thirty-four".