4155403 has 4 divisors (see below), whose sum is σ = 4749040. Its totient is φ = 3561768.

The previous prime is 4155401. The next prime is 4155409. The reversal of 4155403 is 3045514.

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

It is not a de Polignac number, because 4155403 - 2¹ = 4155401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4155401) 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, 296808 + ... + 296821.

It is an arithmetic number, because the mean of its divisors is an integer number (1187260).

Almost surely, 2^4155403 is an apocalyptic number.

4155403 is a deficient number, since it is larger than the sum of its proper divisors (593637).

4155403 is an equidigital number, since it uses as much as digits as its factorization.

4155403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593636.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 4155403 is about 2038.4805615948. The cubic root of 4155403 is about 160.7697672384.

The spelling of 4155403 in words is "four million, one hundred fifty-five thousand, four hundred three".