1161032461 has 2 divisors, whose sum is σ = 1161032462. Its totient is φ = 1161032460.

The previous prime is 1161032443. The next prime is 1161032473. The reversal of 1161032461 is 1642301611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 665124100 + 495908361 = 25790^2 + 22269^2 .

It is a cyclic number.

It is not a de Polignac number, because 1161032461 - 2⁷ = 1161032333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1161032401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 580516230 + 580516231.

It is an arithmetic number, because the mean of its divisors is an integer number (580516231).

Almost surely, 2^1161032461 is an apocalyptic number.

It is an amenable number.

1161032461 is a deficient number, since it is larger than the sum of its proper divisors (1).

1161032461 is an equidigital number, since it uses as much as digits as its factorization.

1161032461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1161032461 is about 34073.9264100866. The cubic root of 1161032461 is about 1051.0292133567.

The spelling of 1161032461 in words is "one billion, one hundred sixty-one million, thirty-two thousand, four hundred sixty-one".