127316045 has 8 divisors (see below), whose sum is σ = 152985624. Its totient is φ = 101715264.

The previous prime is 127316027. The next prime is 127316051. The reversal of 127316045 is 540613721.

It can be written as a sum of positive squares in 4 ways, for example, as 1943236 + 125372809 = 1394^2 + 11197^2 .

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 127316045 - 2¹⁴ = 127299661 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 127315999 and 127316017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13034 + ... + 20603.

It is an arithmetic number, because the mean of its divisors is an integer number (19123203).

Almost surely, 2^127316045 is an apocalyptic number.

It is an amenable number.

127316045 is a deficient number, since it is larger than the sum of its proper divisors (25669579).

127316045 is an equidigital number, since it uses as much as digits as its factorization.

127316045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34399.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 127316045 is about 11283.4411860921. The cubic root of 127316045 is about 503.0691816990.

Adding to 127316045 its reverse (540613721), we get a palindrome (667929766).

The spelling of 127316045 in words is "one hundred twenty-seven million, three hundred sixteen thousand, forty-five".