403253023 has 4 divisors (see below), whose sum is σ = 410087880. Its totient is φ = 396418168.

The previous prime is 403252987. The next prime is 403253029. The reversal of 403253023 is 320352304.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-403253023 is a prime.

It is a super-2 number, since 2×403253023² = 325226001117277058, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 403252985 and 403253003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403253029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3417340 + ... + 3417457.

It is an arithmetic number, because the mean of its divisors is an integer number (102521970).

Almost surely, 2^403253023 is an apocalyptic number.

403253023 is a deficient number, since it is larger than the sum of its proper divisors (6834857).

403253023 is an equidigital number, since it uses as much as digits as its factorization.

403253023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6834856.

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 403253023 is about 20081.1608977170. The cubic root of 403253023 is about 738.7982826753.

The spelling of 403253023 in words is "four hundred three million, two hundred fifty-three thousand, twenty-three".