1146656011 has 4 divisors (see below), whose sum is σ = 1177646752. Its totient is φ = 1115665272.

The previous prime is 1146655999. The next prime is 1146656047. The reversal of 1146656011 is 1106566411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1106566411 = 4409 ⋅250979.

It is a cyclic number.

It is not a de Polignac number, because 1146656011 - 2⁷ = 1146655883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1146656111) 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, 15495315 + ... + 15495388.

It is an arithmetic number, because the mean of its divisors is an integer number (294411688).

Almost surely, 2^1146656011 is an apocalyptic number.

1146656011 is a deficient number, since it is larger than the sum of its proper divisors (30990741).

1146656011 is an equidigital number, since it uses as much as digits as its factorization.

1146656011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30990740.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 1146656011 is about 33862.3095934108. The cubic root of 1146656011 is about 1046.6730709554.

The spelling of 1146656011 in words is "one billion, one hundred forty-six million, six hundred fifty-six thousand, eleven".