541522131 has 12 divisors (see below), whose sum is σ = 767001432. Its totient is φ = 339778048.

The previous prime is 541522117. The next prime is 541522139. The reversal of 541522131 is 131225145.

It is a happy number.

It is not a de Polignac number, because 541522131 - 2⁵ = 541522099 is a prime.

It is a super-2 number, since 2×541522131² = 586492436725562322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (541522139) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 311430 + ... + 313163.

It is an arithmetic number, because the mean of its divisors is an integer number (63916786).

Almost surely, 2^541522131 is an apocalyptic number.

541522131 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

541522131 is a deficient number, since it is larger than the sum of its proper divisors (225479301).

541522131 is a wasteful number, since it uses less digits than its factorization.

541522131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624630 (or 624613 counting only the distinct ones).

The product of its digits is 1200, while the sum is 24.

The square root of 541522131 is about 23270.6280748930. The cubic root of 541522131 is about 815.0896966781.

Adding to 541522131 its reverse (131225145), we get a palindrome (672747276).

The spelling of 541522131 in words is "five hundred forty-one million, five hundred twenty-two thousand, one hundred thirty-one".