401430003 has 32 divisors (see below), whose sum is σ = 591506496. Its totient is φ = 240634368.

The previous prime is 401429999. The next prime is 401430011. The reversal of 401430003 is 300034104.

It is not a de Polignac number, because 401430003 - 2² = 401429999 is a prime.

It is a super-2 number, since 2×401430003² = 322292094617160018, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401430013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 323901 + ... + 325137.

It is an arithmetic number, because the mean of its divisors is an integer number (18484578).

Almost surely, 2^401430003 is an apocalyptic number.

401430003 is a deficient number, since it is larger than the sum of its proper divisors (190076493).

401430003 is a wasteful number, since it uses less digits than its factorization.

401430003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1463.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 401430003 is about 20035.7181802899. The cubic root of 401430003 is about 737.6832848299.

Adding to 401430003 its reverse (300034104), we get a palindrome (701464107).

The spelling of 401430003 in words is "four hundred one million, four hundred thirty thousand, three".