48523309 has 2 divisors, whose sum is σ = 48523310. Its totient is φ = 48523308.

The previous prime is 48523303. The next prime is 48523313. The reversal of 48523309 is 90332584.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39967684 + 8555625 = 6322^2 + 2925^2 .

It is a cyclic number.

It is not a de Polignac number, because 48523309 - 2¹¹ = 48521261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48523303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24261654 + 24261655.

It is an arithmetic number, because the mean of its divisors is an integer number (24261655).

Almost surely, 2^48523309 is an apocalyptic number.

It is an amenable number.

48523309 is a deficient number, since it is larger than the sum of its proper divisors (1).

48523309 is an equidigital number, since it uses as much as digits as its factorization.

48523309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 48523309 is about 6965.8674262435. The cubic root of 48523309 is about 364.7400638817.

The spelling of 48523309 in words is "forty-eight million, five hundred twenty-three thousand, three hundred nine".