1163434141 has 4 divisors (see below), whose sum is σ = 1163502972. Its totient is φ = 1163365312.

The previous prime is 1163434109. The next prime is 1163434147. The reversal of 1163434141 is 1414343611.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 155625625 + 1007808516 = 12475^2 + 31746^2 .

It is a cyclic number.

It is not a de Polignac number, because 1163434141 - 2⁵ = 1163434109 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 (1163434147) 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, 10341 + ... + 49333.

It is an arithmetic number, because the mean of its divisors is an integer number (290875743).

Almost surely, 2^1163434141 is an apocalyptic number.

It is an amenable number.

1163434141 is a deficient number, since it is larger than the sum of its proper divisors (68831).

1163434141 is an equidigital number, since it uses as much as digits as its factorization.

1163434141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68830.

The product of its digits is 3456, while the sum is 28.

The square root of 1163434141 is about 34109.1503998560. The cubic root of 1163434141 is about 1051.7534243217.

Adding to 1163434141 its reverse (1414343611), we get a palindrome (2577777752).

It can be divided in two parts, 1163434 and 141, that added together give a triangular number (1163575 = T₁₅₂₅).

The spelling of 1163434141 in words is "one billion, one hundred sixty-three million, four hundred thirty-four thousand, one hundred forty-one".