139245261119 has 2 divisors, whose sum is σ = 139245261120. Its totient is φ = 139245261118.

The previous prime is 139245261091. The next prime is 139245261143. The reversal of 139245261119 is 911162542931.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-139245261119 is a prime.

It is a super-2 number, since 2×139245261119² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 139245261119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (139245261149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69622630559 + 69622630560.

It is an arithmetic number, because the mean of its divisors is an integer number (69622630560).

Almost surely, 2^139245261119 is an apocalyptic number.

139245261119 is a deficient number, since it is larger than the sum of its proper divisors (1).

139245261119 is an equidigital number, since it uses as much as digits as its factorization.

139245261119 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 44.

The spelling of 139245261119 in words is "one hundred thirty-nine billion, two hundred forty-five million, two hundred sixty-one thousand, one hundred nineteen".