401113403 has 4 divisors (see below), whose sum is σ = 403354440. Its totient is φ = 398872368.

The previous prime is 401113393. The next prime is 401113421. The reversal of 401113403 is 304311104.

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 401113403 - 2¹⁴ = 401097019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401113103) 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, 1120250 + ... + 1120607.

It is an arithmetic number, because the mean of its divisors is an integer number (100838610).

Almost surely, 2^401113403 is an apocalyptic number.

401113403 is a deficient number, since it is larger than the sum of its proper divisors (2241037).

401113403 is a wasteful number, since it uses less digits than its factorization.

401113403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2241036.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 401113403 is about 20027.8157321262. The cubic root of 401113403 is about 737.4893016929.

Adding to 401113403 its reverse (304311104), we get a palindrome (705424507).

The spelling of 401113403 in words is "four hundred one million, one hundred thirteen thousand, four hundred three".