103443030 has 48 divisors (see below), whose sum is σ = 283111920. Its totient is φ = 26132544.

The previous prime is 103443023. The next prime is 103443037. The reversal of 103443030 is 30344301.

It is an interprime number because it is at equal distance from previous prime (103443023) and next prime (103443037).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 103442994 and 103443012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103443037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28537 + ... + 31956.

It is an arithmetic number, because the mean of its divisors is an integer number (5898165).

Almost surely, 2^103443030 is an apocalyptic number.

103443030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

103443030 is an abundant number, since it is smaller than the sum of its proper divisors (179668890).

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

103443030 is a wasteful number, since it uses less digits than its factorization.

103443030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60525 (or 60522 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 103443030 is about 10170.6946665407. The cubic root of 103443030 is about 469.4259325772.

Adding to 103443030 its reverse (30344301), we get a palindrome (133787331).

The spelling of 103443030 in words is "one hundred three million, four hundred forty-three thousand, thirty".