541523137 has 4 divisors (see below), whose sum is σ = 541576836. Its totient is φ = 541469440.

The previous prime is 541523131. The next prime is 541523141. The reversal of 541523137 is 731325145.

It is a happy number.

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 339996721 + 201526416 = 18439^2 + 14196^2 .

It is a cyclic number.

It is not a de Polignac number, because 541523137 - 2²³ = 533134529 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 541523099 and 541523108.

It is not an unprimeable number, because it can be changed into a prime (541523131) 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, 6664 + ... + 33577.

It is an arithmetic number, because the mean of its divisors is an integer number (135394209).

Almost surely, 2^541523137 is an apocalyptic number.

It is an amenable number.

541523137 is a deficient number, since it is larger than the sum of its proper divisors (53699).

541523137 is a wasteful number, since it uses less digits than its factorization.

541523137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53698.

The product of its digits is 12600, while the sum is 31.

The square root of 541523137 is about 23270.6496901139. The cubic root of 541523137 is about 815.0902014157.

The spelling of 541523137 in words is "five hundred forty-one million, five hundred twenty-three thousand, one hundred thirty-seven".