103435020 has 72 divisors (see below), whose sum is σ = 337895376. Its totient is φ = 25460352.

The previous prime is 103435019. The next prime is 103435027. The reversal of 103435020 is 20534301.

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

It is a junction number, because it is equal to n+sod(n) for n = 103434984 and 103435002.

It is not an unprimeable number, because it can be changed into a prime (103435027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19762 + ... + 24441.

Almost surely, 2^103435020 is an apocalyptic number.

103435020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103435020 is an abundant number, since it is smaller than the sum of its proper divisors (234460356).

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

103435020 is a wasteful number, since it uses less digits than its factorization.

103435020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44231 (or 44226 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 103435020 is about 10170.3008805050. The cubic root of 103435020 is about 469.4138157667.

Adding to 103435020 its reverse (20534301), we get a palindrome (123969321).

The spelling of 103435020 in words is "one hundred three million, four hundred thirty-five thousand, twenty".