4872289397 has 2 divisors, whose sum is σ = 4872289398. Its totient is φ = 4872289396.

The previous prime is 4872289381. The next prime is 4872289459. The reversal of 4872289397 is 7939822784.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3778069156 + 1094220241 = 61466^2 + 33079^2 .

It is a cyclic number.

It is not a de Polignac number, because 4872289397 - 2⁴ = 4872289381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4872289327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2436144698 + 2436144699.

It is an arithmetic number, because the mean of its divisors is an integer number (2436144699).

Almost surely, 2^4872289397 is an apocalyptic number.

It is an amenable number.

4872289397 is a deficient number, since it is larger than the sum of its proper divisors (1).

4872289397 is an equidigital number, since it uses as much as digits as its factorization.

4872289397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12192768, while the sum is 59.

The square root of 4872289397 is about 69801.7864885993. The cubic root of 4872289397 is about 1695.2913990412.

The spelling of 4872289397 in words is "four billion, eight hundred seventy-two million, two hundred eighty-nine thousand, three hundred ninety-seven".