133012832451 has 4 divisors (see below), whose sum is σ = 177350443272. Its totient is φ = 88675221632.

The previous prime is 133012832443. The next prime is 133012832453. The reversal of 133012832451 is 154238210331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 133012832451 - 2³ = 133012832443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133012832453) 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 3 ways as a sum of consecutive naturals, for example, 22168805406 + ... + 22168805411.

It is an arithmetic number, because the mean of its divisors is an integer number (44337610818).

Almost surely, 2^133012832451 is an apocalyptic number.

133012832451 is a deficient number, since it is larger than the sum of its proper divisors (44337610821).

133012832451 is an equidigital number, since it uses as much as digits as its factorization.

133012832451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44337610820.

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 133012832451 in words is "one hundred thirty-three billion, twelve million, eight hundred thirty-two thousand, four hundred fifty-one".