403254053 has 4 divisors (see below), whose sum is σ = 403298028. Its totient is φ = 403210080.

The previous prime is 403254041. The next prime is 403254067. The reversal of 403254053 is 350452304.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 181899169 + 221354884 = 13487^2 + 14878^2 .

It is a cyclic number.

It is not a de Polignac number, because 403254053 - 2¹⁰ = 403253029 is a prime.

It is a super-2 number, since 2×403254053² = 325227662521853618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403254023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2438 + ... + 28503.

It is an arithmetic number, because the mean of its divisors is an integer number (100824507).

Almost surely, 2^403254053 is an apocalyptic number.

It is an amenable number.

403254053 is a deficient number, since it is larger than the sum of its proper divisors (43975).

403254053 is a wasteful number, since it uses less digits than its factorization.

403254053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43974.

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 403254053 is about 20081.1865436283. The cubic root of 403254053 is about 738.7989116944.

It can be divided in two parts, 4032 and 54053, that added together give a palindrome (58085).

The spelling of 403254053 in words is "four hundred three million, two hundred fifty-four thousand, fifty-three".