521741363 has 16 divisors (see below), whose sum is σ = 616610400. Its totient is φ = 437804640.

The previous prime is 521741351. The next prime is 521741393. The reversal of 521741363 is 363147125.

It is not a de Polignac number, because 521741363 - 2¹⁶ = 521675827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (521741303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13373 + ... + 34961.

It is an arithmetic number, because the mean of its divisors is an integer number (38538150).

Almost surely, 2^521741363 is an apocalyptic number.

521741363 is a deficient number, since it is larger than the sum of its proper divisors (94869037).

521741363 is a wasteful number, since it uses less digits than its factorization.

521741363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21639 (or 21613 counting only the distinct ones).

The product of its digits is 15120, while the sum is 32.

The square root of 521741363 is about 22841.6584993297. The cubic root of 521741363 is about 805.0417853135.

Adding to 521741363 its reverse (363147125), we get a palindrome (884888488).

The spelling of 521741363 in words is "five hundred twenty-one million, seven hundred forty-one thousand, three hundred sixty-three".