34012403 has 4 divisors (see below), whose sum is σ = 34090320. Its totient is φ = 33934488.

The previous prime is 34012387. The next prime is 34012421. The reversal of 34012403 is 30421043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30421043 = 97 ⋅313619.

It is a cyclic number.

It is not a de Polignac number, because 34012403 - 2⁴ = 34012387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34012453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38300 + ... + 39177.

It is an arithmetic number, because the mean of its divisors is an integer number (8522580).

Almost surely, 2^34012403 is an apocalyptic number.

34012403 is a deficient number, since it is larger than the sum of its proper divisors (77917).

34012403 is an equidigital number, since it uses as much as digits as its factorization.

34012403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77916.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 34012403 is about 5832.0153463447. The cubic root of 34012403 is about 324.0005683829. Note that the first 3 decimals are identical.

Adding to 34012403 its reverse (30421043), we get a palindrome (64433446).

The spelling of 34012403 in words is "thirty-four million, twelve thousand, four hundred three".