432501151021 has 2 divisors, whose sum is σ = 432501151022. Its totient is φ = 432501151020.

The previous prime is 432501150979. The next prime is 432501151037. The reversal of 432501151021 is 120151105234.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 431109114921 + 1392036100 = 656589^2 + 37310^2 .

It is a cyclic number.

It is not a de Polignac number, because 432501151021 - 2²¹ = 432499053869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (432501151051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216250575510 + 216250575511.

It is an arithmetic number, because the mean of its divisors is an integer number (216250575511).

Almost surely, 2^432501151021 is an apocalyptic number.

It is an amenable number.

432501151021 is a deficient number, since it is larger than the sum of its proper divisors (1).

432501151021 is an equidigital number, since it uses as much as digits as its factorization.

432501151021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 432501151021 its reverse (120151105234), we get a palindrome (552652256255).

The spelling of 432501151021 in words is "four hundred thirty-two billion, five hundred one million, one hundred fifty-one thousand, twenty-one".