132253121521 has 2 divisors, whose sum is σ = 132253121522. Its totient is φ = 132253121520.

The previous prime is 132253121509. The next prime is 132253121573. The reversal of 132253121521 is 125121352231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87536098225 + 44717023296 = 295865^2 + 211464^2 .

It is a cyclic number.

It is not a de Polignac number, because 132253121521 - 2⁷ = 132253121393 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 132253121521.

It is not a weakly prime, because it can be changed into another prime (132253121321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66126560760 + 66126560761.

It is an arithmetic number, because the mean of its divisors is an integer number (66126560761).

Almost surely, 2^132253121521 is an apocalyptic number.

It is an amenable number.

132253121521 is a deficient number, since it is larger than the sum of its proper divisors (1).

132253121521 is an equidigital number, since it uses as much as digits as its factorization.

132253121521 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3600, while the sum is 28.

Adding to 132253121521 its reverse (125121352231), we get a palindrome (257374473752).

The spelling of 132253121521 in words is "one hundred thirty-two billion, two hundred fifty-three million, one hundred twenty-one thousand, five hundred twenty-one".