127133453 has 4 divisors (see below), whose sum is σ = 127178688. Its totient is φ = 127088220.

The previous prime is 127133437. The next prime is 127133471. The reversal of 127133453 is 354331721.

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 127133453 - 2⁴ = 127133437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127133473) 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, 18101 + ... + 24122.

It is an arithmetic number, because the mean of its divisors is an integer number (31794672).

Almost surely, 2^127133453 is an apocalyptic number.

It is an amenable number.

127133453 is a deficient number, since it is larger than the sum of its proper divisors (45235).

127133453 is an equidigital number, since it uses as much as digits as its factorization.

127133453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45234.

The product of its digits is 7560, while the sum is 29.

The square root of 127133453 is about 11275.3471343458. The cubic root of 127133453 is about 502.8285721843.

The spelling of 127133453 in words is "one hundred twenty-seven million, one hundred thirty-three thousand, four hundred fifty-three".