1623203132 has 12 divisors (see below), whose sum is σ = 2846256336. Its totient is φ = 809987040.

The previous prime is 1623203119. The next prime is 1623203149. The reversal of 1623203132 is 2313023261.

It is a super-3 number, since 3×1623203132³ (a number of 29 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1623203098 and 1623203107.

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, 401369 + ... + 405392.

It is an arithmetic number, because the mean of its divisors is an integer number (237188028).

Almost surely, 2^1623203132 is an apocalyptic number.

It is an amenable number.

1623203132 is a deficient number, since it is larger than the sum of its proper divisors (1223053204).

1623203132 is a wasteful number, since it uses less digits than its factorization.

1623203132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 807268 (or 807266 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 1623203132 is about 40288.9951723793. The cubic root of 1623203132 is about 1175.2338468025.

Adding to 1623203132 its reverse (2313023261), we get a palindrome (3936226393).

The spelling of 1623203132 in words is "one billion, six hundred twenty-three million, two hundred three thousand, one hundred thirty-two".