4621438529 has 2 divisors, whose sum is σ = 4621438530. Its totient is φ = 4621438528.

The previous prime is 4621438511. The next prime is 4621438543. The reversal of 4621438529 is 9258341264.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3107839504 + 1513599025 = 55748^2 + 38905^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4621438529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4621438529.

It is not a weakly prime, because it can be changed into another prime (4621458529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2310719264 + 2310719265.

It is an arithmetic number, because the mean of its divisors is an integer number (2310719265).

Almost surely, 2^4621438529 is an apocalyptic number.

It is an amenable number.

4621438529 is a deficient number, since it is larger than the sum of its proper divisors (1).

4621438529 is an equidigital number, since it uses as much as digits as its factorization.

4621438529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 414720, while the sum is 44.

The square root of 4621438529 is about 67981.1630453613. The cubic root of 4621438529 is about 1665.6831543274.

The spelling of 4621438529 in words is "four billion, six hundred twenty-one million, four hundred thirty-eight thousand, five hundred twenty-nine".