133161255043 has 4 divisors (see below), whose sum is σ = 136760207920. Its totient is φ = 129562302168.

The previous prime is 133161255037. The next prime is 133161255133. The reversal of 133161255043 is 340552161331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 340552161331 = 89 ⋅3826428779.

It is a cyclic number.

It is not a de Polignac number, because 133161255043 - 2¹³ = 133161246851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133161255023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1799476383 + ... + 1799476456.

It is an arithmetic number, because the mean of its divisors is an integer number (34190051980).

Almost surely, 2^133161255043 is an apocalyptic number.

133161255043 is a deficient number, since it is larger than the sum of its proper divisors (3598952877).

133161255043 is an equidigital number, since it uses as much as digits as its factorization.

133161255043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3598952876.

The product of its (nonzero) digits is 32400, while the sum is 34.

The spelling of 133161255043 in words is "one hundred thirty-three billion, one hundred sixty-one million, two hundred fifty-five thousand, forty-three".