4538732251 has 2 divisors, whose sum is σ = 4538732252. Its totient is φ = 4538732250.

The previous prime is 4538732201. The next prime is 4538732257. The reversal of 4538732251 is 1522378354.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4538732251 - 2¹⁹ = 4538207963 is a prime.

It is not a weakly prime, because it can be changed into another prime (4538732257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2269366125 + 2269366126.

It is an arithmetic number, because the mean of its divisors is an integer number (2269366126).

Almost surely, 2^4538732251 is an apocalyptic number.

4538732251 is a deficient number, since it is larger than the sum of its proper divisors (1).

4538732251 is an equidigital number, since it uses as much as digits as its factorization.

4538732251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 201600, while the sum is 40.

The square root of 4538732251 is about 67370.1139304365. The cubic root of 4538732251 is about 1655.6868056669.

The spelling of 4538732251 in words is "four billion, five hundred thirty-eight million, seven hundred thirty-two thousand, two hundred fifty-one".