133533125131 has 48 divisors (see below), whose sum is σ = 162738834048. Its totient is φ = 109144089600.

The previous prime is 133533125119. The next prime is 133533125183. The reversal of 133533125131 is 131521335331.

It is a happy number.

It is not a de Polignac number, because 133533125131 - 2³¹ = 131385641483 is a prime.

It is a super-2 number, since 2×133533125131² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 133533125093 and 133533125102.

It is not an unprimeable number, because it can be changed into a prime (133533125191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 29917806 + ... + 29922268.

It is an arithmetic number, because the mean of its divisors is an integer number (3390392376).

Almost surely, 2^133533125131 is an apocalyptic number.

133533125131 is a deficient number, since it is larger than the sum of its proper divisors (29205708917).

133533125131 is a wasteful number, since it uses less digits than its factorization.

133533125131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4852 (or 4845 counting only the distinct ones).

The product of its digits is 12150, while the sum is 31.

The spelling of 133533125131 in words is "one hundred thirty-three billion, five hundred thirty-three million, one hundred twenty-five thousand, one hundred thirty-one".