541621312 has 14 divisors (see below), whose sum is σ = 1074779918. Its totient is φ = 270810624.

The previous prime is 541621303. The next prime is 541621331. The reversal of 541621312 is 213126145.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 457275456 + 84345856 = 21384^2 + 9184^2 .

It is a super-2 number, since 2×541621312² = 586707291225202688, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4231353 + ... + 4231480.

Almost surely, 2^541621312 is an apocalyptic number.

It is an amenable number.

541621312 is a deficient number, since it is larger than the sum of its proper divisors (533158606).

541621312 is an equidigital number, since it uses as much as digits as its factorization.

541621312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8462845 (or 8462835 counting only the distinct ones).

The product of its digits is 1440, while the sum is 25.

The square root of 541621312 is about 23272.7590113420. The cubic root of 541621312 is about 815.1394554794.

Adding to 541621312 its reverse (213126145), we get a palindrome (754747457).

The spelling of 541621312 in words is "five hundred forty-one million, six hundred twenty-one thousand, three hundred twelve".