127534973 has 4 divisors (see below), whose sum is σ = 134247360. Its totient is φ = 120822588.

The previous prime is 127534963. The next prime is 127534987. The reversal of 127534973 is 379435721.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 127534973 - 2⁸ = 127534717 is a prime.

It is a super-2 number, since 2×127534973² = 32530338676221458, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 127534973.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127534903) 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, 3356165 + ... + 3356202.

It is an arithmetic number, because the mean of its divisors is an integer number (33561840).

Almost surely, 2^127534973 is an apocalyptic number.

It is an amenable number.

127534973 is a deficient number, since it is larger than the sum of its proper divisors (6712387).

127534973 is an equidigital number, since it uses as much as digits as its factorization.

127534973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6712386.

The product of its digits is 158760, while the sum is 41.

The square root of 127534973 is about 11293.1383149238. The cubic root of 127534973 is about 503.3573696790.

The spelling of 127534973 in words is "one hundred twenty-seven million, five hundred thirty-four thousand, nine hundred seventy-three".