523463453 has 8 divisors (see below), whose sum is σ = 528891000. Its totient is φ = 518047488.

The previous prime is 523463449. The next prime is 523463497. The reversal of 523463453 is 354364325.

It can be written as a sum of positive squares in 4 ways, for example, as 420988324 + 102475129 = 20518^2 + 10123^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 523463453 - 2² = 523463449 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523460453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110273 + ... + 114921.

It is an arithmetic number, because the mean of its divisors is an integer number (66111375).

Almost surely, 2^523463453 is an apocalyptic number.

It is an amenable number.

523463453 is a deficient number, since it is larger than the sum of its proper divisors (5427547).

523463453 is a wasteful number, since it uses less digits than its factorization.

523463453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5791.

The product of its digits is 129600, while the sum is 35.

The square root of 523463453 is about 22879.3237006691. The cubic root of 523463453 is about 805.9265352445.

The spelling of 523463453 in words is "five hundred twenty-three million, four hundred sixty-three thousand, four hundred fifty-three".