416131523 has 4 divisors (see below), whose sum is σ = 416481528. Its totient is φ = 415781520.

The previous prime is 416131517. The next prime is 416131531. The reversal of 416131523 is 325131614.

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

It is a cyclic number.

It is not a de Polignac number, because 416131523 - 2¹⁸ = 415869379 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 416131492 and 416131501.

It is not an unprimeable number, because it can be changed into a prime (416131553) 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, 173213 + ... + 175598.

It is an arithmetic number, because the mean of its divisors is an integer number (104120382).

Almost surely, 2^416131523 is an apocalyptic number.

416131523 is a deficient number, since it is larger than the sum of its proper divisors (350005).

416131523 is a wasteful number, since it uses less digits than its factorization.

416131523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350004.

The product of its digits is 2160, while the sum is 26.

The square root of 416131523 is about 20399.3020223732. The cubic root of 416131523 is about 746.5808947189.

Subtracting from 416131523 its reverse (325131614), we obtain a palindrome (90999909).

The spelling of 416131523 in words is "four hundred sixteen million, one hundred thirty-one thousand, five hundred twenty-three".