203945116 has 6 divisors (see below), whose sum is σ = 356903960. Its totient is φ = 101972556.

The previous prime is 203945101. The next prime is 203945149. The reversal of 203945116 is 611549302.

It is a super-2 number, since 2×203945116² = 83187220680506912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25493136 + ... + 25493143.

Almost surely, 2^203945116 is an apocalyptic number.

It is an amenable number.

203945116 is a deficient number, since it is larger than the sum of its proper divisors (152958844).

203945116 is a wasteful number, since it uses less digits than its factorization.

203945116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50986283 (or 50986281 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 203945116 is about 14280.9354035371. The cubic root of 203945116 is about 588.6237345958.

The spelling of 203945116 in words is "two hundred three million, nine hundred forty-five thousand, one hundred sixteen".