539459401441 has 3 divisors (see below), whose sum is σ = 539460135921. Its totient is φ = 539458666962.

The previous prime is 539459401427. The next prime is 539459401499. The reversal of 539459401441 is 144104954935.

The square root of 539459401441 is 734479.

It is a perfect power (a square), and thus also a powerful 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 is not a de Polignac number, because 539459401441 - 2²³ = 539451012833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (539459401141) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 367240 + ... + 1101718.

It is an arithmetic number, because the mean of its divisors is an integer number (179820045307).

Almost surely, 2^539459401441 is an apocalyptic number.

539459401441 is the 734479-th square number.

539459401441 is the 367240-th centered octagonal number.

It is an amenable number.

539459401441 is a deficient number, since it is larger than the sum of its proper divisors (734480).

539459401441 is an frugal number, since it uses more digits than its factorization.

539459401441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1468958 (or 734479 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 49.

Multiplying 539459401441 by its sum of digits (49), we get a square (26433510670609 = 5141353²).

It can be divided in two parts, 539459 and 401441, that added together give a square (940900 = 970²).

The spelling of 539459401441 in words is "five hundred thirty-nine billion, four hundred fifty-nine million, four hundred one thousand, four hundred forty-one".