1432203221957 has 2 divisors, whose sum is σ = 1432203221958. Its totient is φ = 1432203221956.

The previous prime is 1432203221947. The next prime is 1432203221959. The reversal of 1432203221957 is 7591223022341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 750927966721 + 681275255236 = 866561^2 + 825394^2 .

It is a cyclic number.

It is not a de Polignac number, because 1432203221957 - 2²⁸ = 1431934786501 is a prime.

Together with 1432203221959, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1432203221959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 716101610978 + 716101610979.

It is an arithmetic number, because the mean of its divisors is an integer number (716101610979).

Almost surely, 2^{1432203221957} is an apocalyptic number.

It is an amenable number.

1432203221957 is a deficient number, since it is larger than the sum of its proper divisors (1).

1432203221957 is an equidigital number, since it uses as much as digits as its factorization.

1432203221957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 41.

The spelling of 1432203221957 in words is "one trillion, four hundred thirty-two billion, two hundred three million, two hundred twenty-one thousand, nine hundred fifty-seven".