2132154433243 has 2 divisors, whose sum is σ = 2132154433244. Its totient is φ = 2132154433242.

The previous prime is 2132154433231. The next prime is 2132154433261. The reversal of 2132154433243 is 3423344512312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2132154433243 - 2³³ = 2123564498651 is a prime.

It is not a weakly prime, because it can be changed into another prime (2132154433273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066077216621 + 1066077216622.

It is an arithmetic number, because the mean of its divisors is an integer number (1066077216622).

Almost surely, 2^{2132154433243} is an apocalyptic number.

2132154433243 is a deficient number, since it is larger than the sum of its proper divisors (1).

2132154433243 is an equidigital number, since it uses as much as digits as its factorization.

2132154433243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 207360, while the sum is 37.

Adding to 2132154433243 its reverse (3423344512312), we get a palindrome (5555498945555).

The spelling of 2132154433243 in words is "two trillion, one hundred thirty-two billion, one hundred fifty-four million, four hundred thirty-three thousand, two hundred forty-three".