139972641089 has 2 divisors, whose sum is σ = 139972641090. Its totient is φ = 139972641088.

The previous prime is 139972641059. The next prime is 139972641101. The reversal of 139972641089 is 980146279931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 118812574864 + 21160066225 = 344692^2 + 145465^2 .

It is a cyclic number.

It is not a de Polignac number, because 139972641089 - 2⁸ = 139972640833 is a prime.

It is a super-2 number, since 2×139972641089² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (139972641049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69986320544 + 69986320545.

It is an arithmetic number, because the mean of its divisors is an integer number (69986320545).

Almost surely, 2^139972641089 is an apocalyptic number.

It is an amenable number.

139972641089 is a deficient number, since it is larger than the sum of its proper divisors (1).

139972641089 is an equidigital number, since it uses as much as digits as its factorization.

139972641089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5878656, while the sum is 59.

The spelling of 139972641089 in words is "one hundred thirty-nine billion, nine hundred seventy-two million, six hundred forty-one thousand, eighty-nine".