34120403 has 2 divisors, whose sum is σ = 34120404. Its totient is φ = 34120402.

The previous prime is 34120381. The next prime is 34120439. The reversal of 34120403 is 30402143.

It is a weak prime.

It is an emirp because it is prime and its reverse (30402143) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34120403 - 2⁸ = 34120147 is a prime.

It is not a weakly prime, because it can be changed into another prime (34120453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17060201 + 17060202.

It is an arithmetic number, because the mean of its divisors is an integer number (17060202).

Almost surely, 2^34120403 is an apocalyptic number.

34120403 is a deficient number, since it is larger than the sum of its proper divisors (1).

34120403 is an equidigital number, since it uses as much as digits as its factorization.

34120403 is an evil number, because the sum of its binary digits is even.

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

The square root of 34120403 is about 5841.2672426452. The cubic root of 34120403 is about 324.3431403722.

Adding to 34120403 its reverse (30402143), we get a palindrome (64522546).

The spelling of 34120403 in words is "thirty-four million, one hundred twenty thousand, four hundred three".