544161147 has 4 divisors (see below), whose sum is σ = 725548200. Its totient is φ = 362774096.

The previous prime is 544161127. The next prime is 544161169. The reversal of 544161147 is 741161445.

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 544161147 - 2¹² = 544157051 is a prime.

It is a super-2 number, since 2×544161147² = 592222707808711218, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (544161127) 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, 90693522 + ... + 90693527.

It is an arithmetic number, because the mean of its divisors is an integer number (181387050).

Almost surely, 2^544161147 is an apocalyptic number.

544161147 is a deficient number, since it is larger than the sum of its proper divisors (181387053).

544161147 is a wasteful number, since it uses less digits than its factorization.

544161147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181387052.

The product of its digits is 13440, while the sum is 33.

The square root of 544161147 is about 23327.2618838988. The cubic root of 544161147 is about 816.4116186112.

The spelling of 544161147 in words is "five hundred forty-four million, one hundred sixty-one thousand, one hundred forty-seven".