1432726103891 has 2 divisors, whose sum is σ = 1432726103892. Its totient is φ = 1432726103890.

The previous prime is 1432726103863. The next prime is 1432726103899. The reversal of 1432726103891 is 1983016272341.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1432726103891 - 2²² = 1432721909587 is a prime.

It is not a weakly prime, because it can be changed into another prime (1432726103899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 716363051945 + 716363051946.

It is an arithmetic number, because the mean of its divisors is an integer number (716363051946).

Almost surely, 2^{1432726103891} is an apocalyptic number.

1432726103891 is a deficient number, since it is larger than the sum of its proper divisors (1).

1432726103891 is an equidigital number, since it uses as much as digits as its factorization.

1432726103891 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 435456, while the sum is 47.

The spelling of 1432726103891 in words is "one trillion, four hundred thirty-two billion, seven hundred twenty-six million, one hundred three thousand, eight hundred ninety-one".