401245203 has 16 divisors (see below), whose sum is σ = 570226176. Its totient is φ = 250089600.

The previous prime is 401245199. The next prime is 401245213. The reversal of 401245203 is 302542104.

It is not a de Polignac number, because 401245203 - 2² = 401245199 is a prime.

It is a super-2 number, since 2×401245203² = 321995425861022418, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 401245203.

It is not an unprimeable number, because it can be changed into a prime (401245213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18351 + ... + 33752.

It is an arithmetic number, because the mean of its divisors is an integer number (35639136).

Almost surely, 2^401245203 is an apocalyptic number.

401245203 is a deficient number, since it is larger than the sum of its proper divisors (168980973).

401245203 is a wasteful number, since it uses less digits than its factorization.

401245203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52274.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 401245203 is about 20031.1058855970. The cubic root of 401245203 is about 737.5700689148.

Adding to 401245203 its reverse (302542104), we get a palindrome (703787307).

The spelling of 401245203 in words is "four hundred one million, two hundred forty-five thousand, two hundred three".