403144130 has 32 divisors (see below), whose sum is σ = 734730480. Its totient is φ = 159252480.

The previous prime is 403144121. The next prime is 403144139. The reversal of 403144130 is 31441304.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (403144121) and next prime (403144139).

It can be written as a sum of positive squares in 8 ways, for example, as 391604521 + 11539609 = 19789^2 + 3397^2 .

It is not an unprimeable number, because it can be changed into a prime (403144139) 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, 628610 + ... + 629250.

Almost surely, 2^403144130 is an apocalyptic number.

403144130 is a deficient number, since it is larger than the sum of its proper divisors (331586350).

403144130 is a wasteful number, since it uses less digits than its factorization.

403144130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1334.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 403144130 is about 20078.4493923211. The cubic root of 403144130 is about 738.7317758757.

Adding to 403144130 its reverse (31441304), we get a palindrome (434585434).

It can be divided in two parts, 40314 and 4130, that added together give a palindrome (44444).

The spelling of 403144130 in words is "four hundred three million, one hundred forty-four thousand, one hundred thirty".