5213543405 has 30 divisors (see below), whose sum is σ = 7309618446. Its totient is φ = 3569576304.

The previous prime is 5213543393. The next prime is 5213543429. The reversal of 5213543405 is 5043453125.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4170834724 + 1042708681 = 64582^2 + 32291^2 .

It is not a de Polignac number, because 5213543405 - 2¹⁰ = 5213542381 is a prime.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 7910966 + ... + 7911624.

Almost surely, 2^5213543405 is an apocalyptic number.

It is an amenable number.

5213543405 is a deficient number, since it is larger than the sum of its proper divisors (2096075041).

5213543405 is an frugal number, since it uses more digits than its factorization.

5213543405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1351 (or 671 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 5213543405 is about 72204.8710614457. The cubic root of 5213543405 is about 1733.9809871635.

The spelling of 5213543405 in words is "five billion, two hundred thirteen million, five hundred forty-three thousand, four hundred five".