401255203 has 4 divisors (see below), whose sum is σ = 404806248. Its totient is φ = 397704160.

The previous prime is 401255191. The next prime is 401255237. The reversal of 401255203 is 302552104.

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 401255203 - 2¹⁷ = 401124131 is a prime.

It is a super-2 number, since 2×401255203² = 322011475869142418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401255303) 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, 1775353 + ... + 1775578.

It is an arithmetic number, because the mean of its divisors is an integer number (101201562).

Almost surely, 2^401255203 is an apocalyptic number.

401255203 is a deficient number, since it is larger than the sum of its proper divisors (3551045).

401255203 is a wasteful number, since it uses less digits than its factorization.

401255203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3551044.

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

The square root of 401255203 is about 20031.3554958220. The cubic root of 401255203 is about 737.5761962067.

The spelling of 401255203 in words is "four hundred one million, two hundred fifty-five thousand, two hundred three".