5211314545 has 4 divisors (see below), whose sum is σ = 6253577460. Its totient is φ = 4169051632.

The previous prime is 5211314513. The next prime is 5211314579. The reversal of 5211314545 is 5454131125.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3042735921 + 2168578624 = 55161^2 + 46568^2 .

It is a cyclic number.

It is not a de Polignac number, because 5211314545 - 2⁵ = 5211314513 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 521131450 + ... + 521131459.

It is an arithmetic number, because the mean of its divisors is an integer number (1563394365).

Almost surely, 2^5211314545 is an apocalyptic number.

It is an amenable number.

5211314545 is a deficient number, since it is larger than the sum of its proper divisors (1042262915).

5211314545 is a wasteful number, since it uses less digits than its factorization.

5211314545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042262914.

The product of its digits is 12000, while the sum is 31.

The square root of 5211314545 is about 72189.4351342355. The cubic root of 5211314545 is about 1733.7338518696.

The spelling of 5211314545 in words is "five billion, two hundred eleven million, three hundred fourteen thousand, five hundred forty-five".