127329025 has 12 divisors (see below), whose sum is σ = 162156412. Its totient is φ = 99109440.

The previous prime is 127329023. The next prime is 127329029. The reversal of 127329025 is 520923721.

It can be written as a sum of positive squares in 6 ways, for example, as 361201 + 126967824 = 601^2 + 11268^2 .

It is not a de Polignac number, because 127329025 - 2¹ = 127329023 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (127329023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67902 + ... + 69751.

Almost surely, 2^127329025 is an apocalyptic number.

It is an amenable number.

127329025 is a deficient number, since it is larger than the sum of its proper divisors (34827387).

127329025 is a wasteful number, since it uses less digits than its factorization.

127329025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137700 (or 137695 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 127329025 is about 11284.0163505731. The cubic root of 127329025 is about 503.0862772559.

The spelling of 127329025 in words is "one hundred twenty-seven million, three hundred twenty-nine thousand, twenty-five".