127158711146 has 4 divisors (see below), whose sum is σ = 190738066722. Its totient is φ = 63579355572.

The previous prime is 127158711131. The next prime is 127158711149. The reversal of 127158711146 is 641117851721.

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

It can be written as a sum of positive squares in only one way, i.e., 119032590121 + 8126121025 = 345011^2 + 90145^2 .

It is a junction number, because it is equal to n+sod(n) for n = 127158711097 and 127158711106.

It is not an unprimeable number, because it can be changed into a prime (127158711149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31789677785 + ... + 31789677788.

Almost surely, 2^127158711146 is an apocalyptic number.

127158711146 is a deficient number, since it is larger than the sum of its proper divisors (63579355576).

127158711146 is an equidigital number, since it uses as much as digits as its factorization.

127158711146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63579355575.

The product of its digits is 94080, while the sum is 44.

The spelling of 127158711146 in words is "one hundred twenty-seven billion, one hundred fifty-eight million, seven hundred eleven thousand, one hundred forty-six".