4124728651 has 2 divisors, whose sum is σ = 4124728652. Its totient is φ = 4124728650.

The previous prime is 4124728637. The next prime is 4124728691. The reversal of 4124728651 is 1568274214.

It is an a-pointer prime, because the next prime (4124728691) can be obtained adding 4124728651 to its sum of digits (40).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4124728651 - 2⁷ = 4124728523 is a prime.

It is not a weakly prime, because it can be changed into another prime (4124728691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2062364325 + 2062364326.

It is an arithmetic number, because the mean of its divisors is an integer number (2062364326).

Almost surely, 2^4124728651 is an apocalyptic number.

4124728651 is a deficient number, since it is larger than the sum of its proper divisors (1).

4124728651 is an equidigital number, since it uses as much as digits as its factorization.

4124728651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 107520, while the sum is 40.

The square root of 4124728651 is about 64224.0504094845. The cubic root of 4124728651 is about 1603.7319981164.

The spelling of 4124728651 in words is "four billion, one hundred twenty-four million, seven hundred twenty-eight thousand, six hundred fifty-one".