402132203 has 4 divisors (see below), whose sum is σ = 438689688. Its totient is φ = 365574720.

The previous prime is 402132197. The next prime is 402132281. The reversal of 402132203 is 302231204.

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 402132203 - 2⁶ = 402132139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402132103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18278726 + ... + 18278747.

It is an arithmetic number, because the mean of its divisors is an integer number (109672422).

Almost surely, 2^402132203 is an apocalyptic number.

402132203 is a deficient number, since it is larger than the sum of its proper divisors (36557485).

402132203 is a wasteful number, since it uses less digits than its factorization.

402132203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36557484.

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

The square root of 402132203 is about 20053.2342279244. The cubic root of 402132203 is about 738.1131642233.

Adding to 402132203 its reverse (302231204), we get a palindrome (704363407).

Subtracting from 402132203 its reverse (302231204), we obtain a palindrome (99900999).

The spelling of 402132203 in words is "four hundred two million, one hundred thirty-two thousand, two hundred three".