1432111411421 has 2 divisors, whose sum is σ = 1432111411422. Its totient is φ = 1432111411420.

The previous prime is 1432111411373. The next prime is 1432111411439. The reversal of 1432111411421 is 1241141112341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1330190848921 + 101920562500 = 1153339^2 + 319250^2 .

It is a cyclic number.

It is not a de Polignac number, because 1432111411421 - 2³⁴ = 1414931542237 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1432111411441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 716055705710 + 716055705711.

It is an arithmetic number, because the mean of its divisors is an integer number (716055705711).

Almost surely, 2^{1432111411421} is an apocalyptic number.

It is an amenable number.

1432111411421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1432111411421 is an equidigital number, since it uses as much as digits as its factorization.

1432111411421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 768, while the sum is 26.

Adding to 1432111411421 its reverse (1241141112341), we get a palindrome (2673252523762).

The spelling of 1432111411421 in words is "one trillion, four hundred thirty-two billion, one hundred eleven million, four hundred eleven thousand, four hundred twenty-one".