1141152205 has 4 divisors (see below), whose sum is σ = 1369382652. Its totient is φ = 912921760.

The previous prime is 1141152203. The next prime is 1141152211. The reversal of 1141152205 is 5022511411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 362407369 + 778744836 = 19037^2 + 27906^2 .

It is not a de Polignac number, because 1141152205 - 2¹ = 1141152203 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 (1141152203) 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, 114115216 + ... + 114115225.

It is an arithmetic number, because the mean of its divisors is an integer number (342345663).

Almost surely, 2^1141152205 is an apocalyptic number.

It is an amenable number.

1141152205 is a deficient number, since it is larger than the sum of its proper divisors (228230447).

1141152205 is an equidigital number, since it uses as much as digits as its factorization.

1141152205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228230446.

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 1141152205 is about 33780.9444065734. The cubic root of 1141152205 is about 1044.9957509957.

Adding to 1141152205 its reverse (5022511411), we get a palindrome (6163663616).

The spelling of 1141152205 in words is "one billion, one hundred forty-one million, one hundred fifty-two thousand, two hundred five".