43630075201 has 2 divisors, whose sum is σ = 43630075202. Its totient is φ = 43630075200.

The previous prime is 43630075157. The next prime is 43630075249. The reversal of 43630075201 is 10257003634.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23416344576 + 20213730625 = 153024^2 + 142175^2 .

It is a cyclic number.

It is not a de Polignac number, because 43630075201 - 2¹³ = 43630067009 is a prime.

It is not a weakly prime, because it can be changed into another prime (43630072201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21815037600 + 21815037601.

It is an arithmetic number, because the mean of its divisors is an integer number (21815037601).

Almost surely, 2^43630075201 is an apocalyptic number.

It is an amenable number.

43630075201 is a deficient number, since it is larger than the sum of its proper divisors (1).

43630075201 is an equidigital number, since it uses as much as digits as its factorization.

43630075201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 31.

Adding to 43630075201 its reverse (10257003634), we get a palindrome (53887078835).

The spelling of 43630075201 in words is "forty-three billion, six hundred thirty million, seventy-five thousand, two hundred one".