120639962143 has 2 divisors, whose sum is σ = 120639962144. Its totient is φ = 120639962142.

The previous prime is 120639962081. The next prime is 120639962147. The reversal of 120639962143 is 341269936021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120639962143 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120639962093 and 120639962102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120639962147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60319981071 + 60319981072.

It is an arithmetic number, because the mean of its divisors is an integer number (60319981072).

Almost surely, 2^120639962143 is an apocalyptic number.

120639962143 is a deficient number, since it is larger than the sum of its proper divisors (1).

120639962143 is an equidigital number, since it uses as much as digits as its factorization.

120639962143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 419904, while the sum is 46.

The spelling of 120639962143 in words is "one hundred twenty billion, six hundred thirty-nine million, nine hundred sixty-two thousand, one hundred forty-three".