20375133139 has 2 divisors, whose sum is σ = 20375133140. Its totient is φ = 20375133138.

The previous prime is 20375133133. The next prime is 20375133157. The reversal of 20375133139 is 93133157302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20375133139 - 2⁷ = 20375133011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20375133098 and 20375133107.

It is not a weakly prime, because it can be changed into another prime (20375133133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10187566569 + 10187566570.

It is an arithmetic number, because the mean of its divisors is an integer number (10187566570).

Almost surely, 2^20375133139 is an apocalyptic number.

20375133139 is a deficient number, since it is larger than the sum of its proper divisors (1).

20375133139 is an equidigital number, since it uses as much as digits as its factorization.

20375133139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51030, while the sum is 37.

The spelling of 20375133139 in words is "twenty billion, three hundred seventy-five million, one hundred thirty-three thousand, one hundred thirty-nine".