5212066161 has 16 divisors (see below), whose sum is σ = 7148905344. Its totient is φ = 3375275904.

The previous prime is 5212066147. The next prime is 5212066169. The reversal of 5212066161 is 1616602125.

It is a de Polignac number, because none of the positive numbers 2^k-5212066161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5212066169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30436 + ... + 106538.

It is an arithmetic number, because the mean of its divisors is an integer number (446806584).

Almost surely, 2^5212066161 is an apocalyptic number.

It is an amenable number.

5212066161 is a deficient number, since it is larger than the sum of its proper divisors (1936839183).

5212066161 is a wasteful number, since it uses less digits than its factorization.

5212066161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76760.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 5212066161 is about 72194.6408052565. The cubic root of 5212066161 is about 1733.8171986879.

Adding to 5212066161 its reverse (1616602125), we get a palindrome (6828668286).

The spelling of 5212066161 in words is "five billion, two hundred twelve million, sixty-six thousand, one hundred sixty-one".