401275003 has 4 divisors (see below), whose sum is σ = 422394760. Its totient is φ = 380155248.

The previous prime is 401274983. The next prime is 401275033. The reversal of 401275003 is 300572104.

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 401275003 - 2⁵ = 401274971 is a prime.

It is a super-2 number, since 2×401275003² = 322043256065300018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401275033) 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, 10559850 + ... + 10559887.

It is an arithmetic number, because the mean of its divisors is an integer number (105598690).

Almost surely, 2^401275003 is an apocalyptic number.

401275003 is a deficient number, since it is larger than the sum of its proper divisors (21119757).

401275003 is a wasteful number, since it uses less digits than its factorization.

401275003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21119756.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 401275003 is about 20031.8497148915. The cubic root of 401275003 is about 737.5883279442.

The spelling of 401275003 in words is "four hundred one million, two hundred seventy-five thousand, three".