5220634145 has 4 divisors (see below), whose sum is σ = 6264760980. Its totient is φ = 4176507312.

The previous prime is 5220634127. The next prime is 5220634151. The reversal of 5220634145 is 5414360225.

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 3416168704 + 1804465441 = 58448^2 + 42479^2 .

It is a cyclic number.

It is not a de Polignac number, because 5220634145 - 2⁸ = 5220633889 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, 522063410 + ... + 522063419.

It is an arithmetic number, because the mean of its divisors is an integer number (1566190245).

Almost surely, 2^5220634145 is an apocalyptic number.

It is an amenable number.

5220634145 is a deficient number, since it is larger than the sum of its proper divisors (1044126835).

5220634145 is a wasteful number, since it uses less digits than its factorization.

5220634145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1044126834.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 5220634145 is about 72253.9559124620. The cubic root of 5220634145 is about 1734.7667380127.

The spelling of 5220634145 in words is "five billion, two hundred twenty million, six hundred thirty-four thousand, one hundred forty-five".