203116039 has 4 divisors (see below), whose sum is σ = 232132624. Its totient is φ = 174099456.

The previous prime is 203116037. The next prime is 203116049. The reversal of 203116039 is 930611302.

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 203116039 - 2¹ = 203116037 is a prime.

It is a super-2 number, since 2×203116039² = 82512250598099042, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203116033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14508282 + ... + 14508295.

It is an arithmetic number, because the mean of its divisors is an integer number (58033156).

Almost surely, 2^203116039 is an apocalyptic number.

203116039 is a deficient number, since it is larger than the sum of its proper divisors (29016585).

203116039 is an equidigital number, since it uses as much as digits as its factorization.

203116039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29016584.

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 203116039 is about 14251.8784375955. The cubic root of 203116039 is about 587.8250275733.

The spelling of 203116039 in words is "two hundred three million, one hundred sixteen thousand, thirty-nine".