48143621 has 2 divisors, whose sum is σ = 48143622. Its totient is φ = 48143620.

The previous prime is 48143611. The next prime is 48143707. The reversal of 48143621 is 12634184.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44702596 + 3441025 = 6686^2 + 1855^2 .

It is a cyclic number.

It is not a de Polignac number, because 48143621 - 2¹⁴ = 48127237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48143611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24071810 + 24071811.

It is an arithmetic number, because the mean of its divisors is an integer number (24071811).

Almost surely, 2^48143621 is an apocalyptic number.

It is an amenable number.

48143621 is a deficient number, since it is larger than the sum of its proper divisors (1).

48143621 is an equidigital number, since it uses as much as digits as its factorization.

48143621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4608, while the sum is 29.

The square root of 48143621 is about 6938.5604414749. The cubic root of 48143621 is about 363.7862252590.

The spelling of 48143621 in words is "forty-eight million, one hundred forty-three thousand, six hundred twenty-one".