620132133671 has 2 divisors, whose sum is σ = 620132133672. Its totient is φ = 620132133670.

The previous prime is 620132133589. The next prime is 620132133703. The reversal of 620132133671 is 176331231026.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 620132133671 - 2²⁶ = 620065024807 is a prime.

It is a super-2 number, since 2×620132133671² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (620132033671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 310066066835 + 310066066836.

It is an arithmetic number, because the mean of its divisors is an integer number (310066066836).

Almost surely, 2^620132133671 is an apocalyptic number.

620132133671 is a deficient number, since it is larger than the sum of its proper divisors (1).

620132133671 is an equidigital number, since it uses as much as digits as its factorization.

620132133671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 35.

Adding to 620132133671 its reverse (176331231026), we get a palindrome (796463364697).

The spelling of 620132133671 in words is "six hundred twenty billion, one hundred thirty-two million, one hundred thirty-three thousand, six hundred seventy-one".