401505036203 has 4 divisors (see below), whose sum is σ = 403968257448. Its totient is φ = 399041814960.

The previous prime is 401505036193. The next prime is 401505036217. The reversal of 401505036203 is 302630505104.

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 401505036203 - 2¹⁰ = 401505035179 is a prime.

It is a super-2 number, since 2×401505036203² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401505036263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1231610378 + ... + 1231610703.

It is an arithmetic number, because the mean of its divisors is an integer number (100992064362).

Almost surely, 2^401505036203 is an apocalyptic number.

401505036203 is a deficient number, since it is larger than the sum of its proper divisors (2463221245).

401505036203 is a wasteful number, since it uses less digits than its factorization.

401505036203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2463221244.

The product of its (nonzero) digits is 10800, while the sum is 29.

The spelling of 401505036203 in words is "four hundred one billion, five hundred five million, thirty-six thousand, two hundred three".