3438372403 has 4 divisors (see below), whose sum is σ = 3503247408. Its totient is φ = 3373497400.

The previous prime is 3438372389. The next prime is 3438372437. The reversal of 3438372403 is 3042738343.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3438372403 - 2¹³ = 3438364211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3438372503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32437423 + ... + 32437528.

It is an arithmetic number, because the mean of its divisors is an integer number (875811852).

Almost surely, 2^3438372403 is an apocalyptic number.

3438372403 is a deficient number, since it is larger than the sum of its proper divisors (64875005).

3438372403 is an equidigital number, since it uses as much as digits as its factorization.

3438372403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64875004.

The product of its (nonzero) digits is 145152, while the sum is 37.

The square root of 3438372403 is about 58637.6364035932. The cubic root of 3438372403 is about 1509.3303468983.

The spelling of 3438372403 in words is "three billion, four hundred thirty-eight million, three hundred seventy-two thousand, four hundred three".