139358450927 has 4 divisors (see below), whose sum is σ = 139360033296. Its totient is φ = 139356868560.

The previous prime is 139358450897. The next prime is 139358450941. The reversal of 139358450927 is 729054853931.

139358450927 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 139358450927 - 2¹⁶ = 139358385391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139358450327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 650774 + ... + 837987.

It is an arithmetic number, because the mean of its divisors is an integer number (34840008324).

Almost surely, 2^139358450927 is an apocalyptic number.

139358450927 is a deficient number, since it is larger than the sum of its proper divisors (1582369).

139358450927 is an equidigital number, since it uses as much as digits as its factorization.

139358450927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1582368.

The product of its (nonzero) digits is 8164800, while the sum is 56.

The spelling of 139358450927 in words is "one hundred thirty-nine billion, three hundred fifty-eight million, four hundred fifty thousand, nine hundred twenty-seven".