523775141 has 4 divisors (see below), whose sum is σ = 524275500. Its totient is φ = 523274784.

The previous prime is 523775137. The next prime is 523775143. The reversal of 523775141 is 141577325.

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

It can be written as a sum of positive squares in 2 ways, for example, as 382046116 + 141729025 = 19546^2 + 11905^2 .

It is a cyclic number.

It is not a de Polignac number, because 523775141 - 2² = 523775137 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 (523775143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 248606 + ... + 250703.

It is an arithmetic number, because the mean of its divisors is an integer number (131068875).

Almost surely, 2^523775141 is an apocalyptic number.

It is an amenable number.

523775141 is a deficient number, since it is larger than the sum of its proper divisors (500359).

523775141 is a wasteful number, since it uses less digits than its factorization.

523775141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500358.

The product of its digits is 29400, while the sum is 35.

The square root of 523775141 is about 22886.1342519876. The cubic root of 523775141 is about 806.0864622255.

The spelling of 523775141 in words is "five hundred twenty-three million, seven hundred seventy-five thousand, one hundred forty-one".