139693493419 has 2 divisors, whose sum is σ = 139693493420. Its totient is φ = 139693493418.

The previous prime is 139693493341. The next prime is 139693493441. The reversal of 139693493419 is 914394396931.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 139693493419 - 2¹³ = 139693485227 is a prime.

It is a super-2 number, since 2×139693493419² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (139693493479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69846746709 + 69846746710.

It is an arithmetic number, because the mean of its divisors is an integer number (69846746710).

Almost surely, 2^139693493419 is an apocalyptic number.

139693493419 is a deficient number, since it is larger than the sum of its proper divisors (1).

139693493419 is an equidigital number, since it uses as much as digits as its factorization.

139693493419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17006112, while the sum is 61.

The spelling of 139693493419 in words is "one hundred thirty-nine billion, six hundred ninety-three million, four hundred ninety-three thousand, four hundred nineteen".