48128251 has 2 divisors, whose sum is σ = 48128252. Its totient is φ = 48128250.

The previous prime is 48128239. The next prime is 48128261. The reversal of 48128251 is 15282184.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 48128251 - 2¹¹ = 48126203 is a prime.

It is not a weakly prime, because it can be changed into another prime (48128261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24064125 + 24064126.

It is an arithmetic number, because the mean of its divisors is an integer number (24064126).

Almost surely, 2^48128251 is an apocalyptic number.

48128251 is a deficient number, since it is larger than the sum of its proper divisors (1).

48128251 is an equidigital number, since it uses as much as digits as its factorization.

48128251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5120, while the sum is 31.

The square root of 48128251 is about 6937.4527746140. The cubic root of 48128251 is about 363.7475078458.

The spelling of 48128251 in words is "forty-eight million, one hundred twenty-eight thousand, two hundred fifty-one".