103233144 has 32 divisors (see below), whose sum is σ = 294952320. Its totient is φ = 29495136.

The previous prime is 103233133. The next prime is 103233161. The reversal of 103233144 is 441332301.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 103233144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 307074 + ... + 307409.

It is an arithmetic number, because the mean of its divisors is an integer number (9217260).

Almost surely, 2^103233144 is an apocalyptic number.

103233144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

103233144 is an abundant number, since it is smaller than the sum of its proper divisors (191719176).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103233144 is a wasteful number, since it uses less digits than its factorization.

103233144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614499 (or 614495 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 103233144 is about 10160.3712530596. The cubic root of 103233144 is about 469.1082290615.

Adding to 103233144 its reverse (441332301), we get a palindrome (544565445).

The spelling of 103233144 in words is "one hundred three million, two hundred thirty-three thousand, one hundred forty-four".