541628947 has 4 divisors (see below), whose sum is σ = 542001640. Its totient is φ = 541256256.

The previous prime is 541628873. The next prime is 541628999. The reversal of 541628947 is 749826145.

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 541628947 - 2¹⁵ = 541596179 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 541628897 and 541628906.

It is not an unprimeable number, because it can be changed into a prime (541622947) 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, 184158 + ... + 187075.

It is an arithmetic number, because the mean of its divisors is an integer number (135500410).

Almost surely, 2^541628947 is an apocalyptic number.

541628947 is a deficient number, since it is larger than the sum of its proper divisors (372693).

541628947 is a wasteful number, since it uses less digits than its factorization.

541628947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372692.

The product of its digits is 483840, while the sum is 46.

The square root of 541628947 is about 23272.9230437433. The cubic root of 541628947 is about 815.1432856835.

The spelling of 541628947 in words is "five hundred forty-one million, six hundred twenty-eight thousand, nine hundred forty-seven".