1146472127 has 4 divisors (see below), whose sum is σ = 1146847080. Its totient is φ = 1146097176.

The previous prime is 1146472079. The next prime is 1146472133. The reversal of 1146472127 is 7212746411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7212746411 = 13 ⋅554826647.

It is a cyclic number.

It is not a de Polignac number, because 1146472127 - 2⁸ = 1146471871 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 (1146472147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182852 + ... + 189017.

It is an arithmetic number, because the mean of its divisors is an integer number (286711770).

Almost surely, 2^1146472127 is an apocalyptic number.

1146472127 is a deficient number, since it is larger than the sum of its proper divisors (374953).

1146472127 is an equidigital number, since it uses as much as digits as its factorization.

1146472127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374952.

The product of its digits is 18816, while the sum is 35.

The square root of 1146472127 is about 33859.5943123954. The cubic root of 1146472127 is about 1046.6171179005.

The spelling of 1146472127 in words is "one billion, one hundred forty-six million, four hundred seventy-two thousand, one hundred twenty-seven".