1146304121 has 4 divisors (see below), whose sum is σ = 1147383552. Its totient is φ = 1145224692.

The previous prime is 1146304091. The next prime is 1146304123. The reversal of 1146304121 is 1214036411.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1214036411 = 7 ⋅173433773.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1146304121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1146304123) 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, 538121 + ... + 540246.

It is an arithmetic number, because the mean of its divisors is an integer number (286845888).

Almost surely, 2^1146304121 is an apocalyptic number.

It is an amenable number.

1146304121 is a deficient number, since it is larger than the sum of its proper divisors (1079431).

1146304121 is a wasteful number, since it uses less digits than its factorization.

1146304121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079430.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 1146304121 is about 33857.1132998665. The cubic root of 1146304121 is about 1046.5659910446.

The spelling of 1146304121 in words is "one billion, one hundred forty-six million, three hundred four thousand, one hundred twenty-one".