5122147 has 2 divisors, whose sum is σ = 5122148. Its totient is φ = 5122146.

The previous prime is 5122141. The next prime is 5122163. The reversal of 5122147 is 7412215.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5122147 is a prime.

It is not a weakly prime, because it can be changed into another prime (5122141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2561073 + 2561074.

It is an arithmetic number, because the mean of its divisors is an integer number (2561074).

Almost surely, 2^5122147 is an apocalyptic number.

5122147 is a deficient number, since it is larger than the sum of its proper divisors (1).

5122147 is an equidigital number, since it uses as much as digits as its factorization.

5122147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 560, while the sum is 22.

The square root of 5122147 is about 2263.2160745276. The cubic root of 5122147 is about 172.3788633529.

The spelling of 5122147 in words is "five million, one hundred twenty-two thousand, one hundred forty-seven".