10403012 has 24 divisors (see below), whose sum is σ = 18798360. Its totient is φ = 5034240.

The previous prime is 10402981. The next prime is 10403017. The reversal of 10403012 is 21030401.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 379456 + 10023556 = 616^2 + 3166^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10402984 and 10403002.

It is not an unprimeable number, because it can be changed into a prime (10403017) 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 7 ways as a sum of consecutive naturals, for example, 37418 + ... + 37694.

It is an arithmetic number, because the mean of its divisors is an integer number (783265).

Almost surely, 2^10403012 is an apocalyptic number.

It is an amenable number.

10403012 is a deficient number, since it is larger than the sum of its proper divisors (8395348).

10403012 is a wasteful number, since it uses less digits than its factorization.

10403012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551 (or 549 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 10403012 is about 3225.3700562881. The cubic root of 10403012 is about 218.2996468562.

Adding to 10403012 its reverse (21030401), we get a palindrome (31433413).

The spelling of 10403012 in words is "ten million, four hundred three thousand, twelve".