133755143243 has 2 divisors, whose sum is σ = 133755143244. Its totient is φ = 133755143242.

The previous prime is 133755143143. The next prime is 133755143273. The reversal of 133755143243 is 342341557331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133755143243 - 2¹⁶ = 133755077707 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133755143243.

It is not a weakly prime, because it can be changed into another prime (133755143273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66877571621 + 66877571622.

It is an arithmetic number, because the mean of its divisors is an integer number (66877571622).

Almost surely, 2^133755143243 is an apocalyptic number.

133755143243 is a deficient number, since it is larger than the sum of its proper divisors (1).

133755143243 is an equidigital number, since it uses as much as digits as its factorization.

133755143243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 453600, while the sum is 41.

The spelling of 133755143243 in words is "one hundred thirty-three billion, seven hundred fifty-five million, one hundred forty-three thousand, two hundred forty-three".