1160425261 has 4 divisors (see below), whose sum is σ = 1168213500. Its totient is φ = 1152637024.

The previous prime is 1160425243. The next prime is 1160425271. The reversal of 1160425261 is 1625240611.

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 99620361 + 1060804900 = 9981^2 + 32570^2 .

It is a cyclic number.

It is not a de Polignac number, because 1160425261 - 2¹⁷ = 1160294189 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 (1160425271) 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, 3893896 + ... + 3894193.

It is an arithmetic number, because the mean of its divisors is an integer number (292053375).

Almost surely, 2^1160425261 is an apocalyptic number.

It is an amenable number.

1160425261 is a deficient number, since it is larger than the sum of its proper divisors (7788239).

1160425261 is an equidigital number, since it uses as much as digits as its factorization.

1160425261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7788238.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 1160425261 is about 34065.0152062200. The cubic root of 1160425261 is about 1050.8459580085.

Adding to 1160425261 its reverse (1625240611), we get a palindrome (2785665872).

The spelling of 1160425261 in words is "one billion, one hundred sixty million, four hundred twenty-five thousand, two hundred sixty-one".