403043125 has 10 divisors (see below), whose sum is σ = 503643470. Its totient is φ = 322434000.

The previous prime is 403043107. The next prime is 403043141. The reversal of 403043125 is 521340304.

403043125 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 5 ways, for example, as 147331044 + 255712081 = 12138^2 + 15991^2 .

It is a de Polignac number, because none of the positive numbers 2^k-403043125 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 403043096 and 403043105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 321810 + ... + 323059.

It is an arithmetic number, because the mean of its divisors is an integer number (50364347).

Almost surely, 2^403043125 is an apocalyptic number.

It is an amenable number.

403043125 is a deficient number, since it is larger than the sum of its proper divisors (100600345).

403043125 is an frugal number, since it uses more digits than its factorization.

403043125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644889 (or 644874 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 403043125 is about 20075.9339757830. The cubic root of 403043125 is about 738.6700759940.

Adding to 403043125 its reverse (521340304), we get a palindrome (924383429).

The spelling of 403043125 in words is "four hundred three million, forty-three thousand, one hundred twenty-five".