203402132 has 12 divisors (see below), whose sum is σ = 356299776. Its totient is φ = 101602200.

The previous prime is 203402123. The next prime is 203402141. The reversal of 203402132 is 231204302.

It is an interprime number because it is at equal distance from previous prime (203402123) and next prime (203402141).

It is a self number, because there is not a number n which added to its sum of digits gives 203402132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19988 + ... + 28395.

It is an arithmetic number, because the mean of its divisors is an integer number (29691648).

Almost surely, 2^203402132 is an apocalyptic number.

It is an amenable number.

203402132 is a deficient number, since it is larger than the sum of its proper divisors (152897644).

203402132 is a wasteful number, since it uses less digits than its factorization.

203402132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49438 (or 49436 counting only the distinct ones).

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

The square root of 203402132 is about 14261.9119335382. The cubic root of 203402132 is about 588.1008858626.

Adding to 203402132 its reverse (231204302), we get a palindrome (434606434).

The spelling of 203402132 in words is "two hundred three million, four hundred two thousand, one hundred thirty-two".