127461140139 has 4 divisors (see below), whose sum is σ = 169948186856. Its totient is φ = 84974093424.

The previous prime is 127461140099. The next prime is 127461140189. The reversal of 127461140139 is 931041164721.

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

It is not a de Polignac number, because 127461140139 - 2¹² = 127461136043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 127461140097 and 127461140106.

It is not an unprimeable number, because it can be changed into a prime (127461140189) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21243523354 + ... + 21243523359.

It is an arithmetic number, because the mean of its divisors is an integer number (42487046714).

Almost surely, 2^127461140139 is an apocalyptic number.

127461140139 is a deficient number, since it is larger than the sum of its proper divisors (42487046717).

127461140139 is an equidigital number, since it uses as much as digits as its factorization.

127461140139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42487046716.

The product of its (nonzero) digits is 36288, while the sum is 39.

The spelling of 127461140139 in words is "one hundred twenty-seven billion, four hundred sixty-one million, one hundred forty thousand, one hundred thirty-nine".