133043001251 has 2 divisors, whose sum is σ = 133043001252. Its totient is φ = 133043001250.

The previous prime is 133043001241. The next prime is 133043001263. The reversal of 133043001251 is 152100340331.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133043001251 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (133043001241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66521500625 + 66521500626.

It is an arithmetic number, because the mean of its divisors is an integer number (66521500626).

Almost surely, 2^133043001251 is an apocalyptic number.

133043001251 is a deficient number, since it is larger than the sum of its proper divisors (1).

133043001251 is an equidigital number, since it uses as much as digits as its factorization.

133043001251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 23.

Adding to 133043001251 its reverse (152100340331), we get a palindrome (285143341582).

The spelling of 133043001251 in words is "one hundred thirty-three billion, forty-three million, one thousand, two hundred fifty-one".