10421307 has 12 divisors (see below), whose sum is σ = 16211104. Its totient is φ = 6413040.

The previous prime is 10421297. The next prime is 10421311. The reversal of 10421307 is 70312401.

10421307 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10421307 - 2¹¹ = 10419259 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10421307.

It is not an unprimeable number, because it can be changed into a prime (10421317) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44419 + ... + 44652.

Almost surely, 2^10421307 is an apocalyptic number.

10421307 is a deficient number, since it is larger than the sum of its proper divisors (5789797).

10421307 is a wasteful number, since it uses less digits than its factorization.

10421307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89090 (or 89087 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 10421307 is about 3228.2049191462. The cubic root of 10421307 is about 218.4275410062.

Adding to 10421307 its reverse (70312401), we get a palindrome (80733708).

The spelling of 10421307 in words is "ten million, four hundred twenty-one thousand, three hundred seven".