48743021 has 2 divisors, whose sum is σ = 48743022. Its totient is φ = 48743020.

The previous prime is 48743011. The next prime is 48743033. The reversal of 48743021 is 12034784.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30680521 + 18062500 = 5539^2 + 4250^2 .

It is a cyclic number.

It is not a de Polignac number, because 48743021 - 2¹⁸ = 48480877 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48743011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24371510 + 24371511.

It is an arithmetic number, because the mean of its divisors is an integer number (24371511).

Almost surely, 2^48743021 is an apocalyptic number.

It is an amenable number.

48743021 is a deficient number, since it is larger than the sum of its proper divisors (1).

48743021 is an equidigital number, since it uses as much as digits as its factorization.

48743021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 48743021 is about 6981.6202274257. The cubic root of 48743021 is about 365.2897455375.

The spelling of 48743021 in words is "forty-eight million, seven hundred forty-three thousand, twenty-one".