43604652001121 has 2 divisors, whose sum is σ = 43604652001122. Its totient is φ = 43604652001120.

The previous prime is 43604652001061. The next prime is 43604652001139. The reversal of 43604652001121 is 12110025640634.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27378417888721 + 16226234112400 = 5232439^2 + 4028180^2 .

It is a cyclic number.

It is not a de Polignac number, because 43604652001121 - 2²² = 43604647806817 is a prime.

It is a super-2 number, since 2×43604652001121² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (43604652001151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21802326000560 + 21802326000561.

It is an arithmetic number, because the mean of its divisors is an integer number (21802326000561).

Almost surely, 2^{43604652001121} is an apocalyptic number.

It is an amenable number.

43604652001121 is a deficient number, since it is larger than the sum of its proper divisors (1).

43604652001121 is an equidigital number, since it uses as much as digits as its factorization.

43604652001121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 35.

Adding to 43604652001121 its reverse (12110025640634), we get a palindrome (55714677641755).

The spelling of 43604652001121 in words is "forty-three trillion, six hundred four billion, six hundred fifty-two million, one thousand, one hundred twenty-one".