1127345073 has 4 divisors (see below), whose sum is σ = 1503126768. Its totient is φ = 751563380.

The previous prime is 1127345047. The next prime is 1127345081. The reversal of 1127345073 is 3705437211.

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 1127345073 - 2⁵ = 1127345041 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1127345173) 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, 187890843 + ... + 187890848.

It is an arithmetic number, because the mean of its divisors is an integer number (375781692).

Almost surely, 2^1127345073 is an apocalyptic number.

It is an amenable number.

1127345073 is a deficient number, since it is larger than the sum of its proper divisors (375781695).

1127345073 is an equidigital number, since it uses as much as digits as its factorization.

1127345073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375781694.

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 1127345073 is about 33575.9597480102. The cubic root of 1127345073 is about 1040.7640690007.

The spelling of 1127345073 in words is "one billion, one hundred twenty-seven million, three hundred forty-five thousand, seventy-three".