4055403 has 8 divisors (see below), whose sum is σ = 5898816. Its totient is φ = 2457800.

The previous prime is 4055399. The next prime is 4055423. The reversal of 4055403 is 3045504.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4055403 - 2² = 4055399 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4055403.

It is not an unprimeable number, because it can be changed into a prime (4055423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61413 + ... + 61478.

It is an arithmetic number, because the mean of its divisors is an integer number (737352).

Almost surely, 2^4055403 is an apocalyptic number.

4055403 is a deficient number, since it is larger than the sum of its proper divisors (1843413).

4055403 is a wasteful number, since it uses less digits than its factorization.

4055403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122905.

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 4055403 is about 2013.8031184801. The cubic root of 4055403 is about 159.4696371419.

The spelling of 4055403 in words is "four million, fifty-five thousand, four hundred three".