127139003 has 8 divisors (see below), whose sum is σ = 130250736. Its totient is φ = 124034400.

The previous prime is 127138981. The next prime is 127139011. The reversal of 127139003 is 300931721.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 127139003 - 2⁶ = 127138939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (127139083) 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 7 ways as a sum of consecutive naturals, for example, 58313 + ... + 60453.

It is an arithmetic number, because the mean of its divisors is an integer number (16281342).

Almost surely, 2^127139003 is an apocalyptic number.

127139003 is a deficient number, since it is larger than the sum of its proper divisors (3111733).

127139003 is a wasteful number, since it uses less digits than its factorization.

127139003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3565.

The product of its (nonzero) digits is 1134, while the sum is 26.

The square root of 127139003 is about 11275.5932438165. The cubic root of 127139003 is about 502.8358890572.

The spelling of 127139003 in words is "one hundred twenty-seven million, one hundred thirty-nine thousand, three".