4347012157 has 2 divisors, whose sum is σ = 4347012158. Its totient is φ = 4347012156.

The previous prime is 4347012143. The next prime is 4347012181. The reversal of 4347012157 is 7512107434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2862143001 + 1484869156 = 53499^2 + 38534^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4347012157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4347012127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2173506078 + 2173506079.

It is an arithmetic number, because the mean of its divisors is an integer number (2173506079).

Almost surely, 2^4347012157 is an apocalyptic number.

It is an amenable number.

4347012157 is a deficient number, since it is larger than the sum of its proper divisors (1).

4347012157 is an equidigital number, since it uses as much as digits as its factorization.

4347012157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 4347012157 is about 65931.8751212189. The cubic root of 4347012157 is about 1632.0380690300.

The spelling of 4347012157 in words is "four billion, three hundred forty-seven million, twelve thousand, one hundred fifty-seven".