1152244011 has 4 divisors (see below), whose sum is σ = 1536325352. Its totient is φ = 768162672.

The previous prime is 1152244001. The next prime is 1152244021. The reversal of 1152244011 is 1104422511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1104422511 = 3 ⋅368140837.

It is an interprime number because it is at equal distance from previous prime (1152244001) and next prime (1152244021).

It is a de Polignac number, because none of the positive numbers 2^k-1152244011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1152244001) 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, 192040666 + ... + 192040671.

It is an arithmetic number, because the mean of its divisors is an integer number (384081338).

Almost surely, 2^1152244011 is an apocalyptic number.

1152244011 is a deficient number, since it is larger than the sum of its proper divisors (384081341).

1152244011 is an equidigital number, since it uses as much as digits as its factorization.

1152244011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384081340.

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 1152244011 is about 33944.7199281420. The cubic root of 1152244011 is about 1048.3705674732.

Adding to 1152244011 its reverse (1104422511), we get a palindrome (2256666522).

The spelling of 1152244011 in words is "one billion, one hundred fifty-two million, two hundred forty-four thousand, eleven".