961158041 has 4 divisors (see below), whose sum is σ = 963579492. Its totient is φ = 958736592.

The previous prime is 961158013. The next prime is 961158061. The reversal of 961158041 is 140851169.

961158041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 403206400 + 557951641 = 20080^2 + 23621^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-961158041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 961157992 and 961158010.

It is not an unprimeable number, because it can be changed into a prime (961158001) 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, 1210130 + ... + 1210923.

It is an arithmetic number, because the mean of its divisors is an integer number (240894873).

Almost surely, 2^961158041 is an apocalyptic number.

It is an amenable number.

961158041 is a deficient number, since it is larger than the sum of its proper divisors (2421451).

961158041 is a wasteful number, since it uses less digits than its factorization.

961158041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2421450.

The product of its (nonzero) digits is 8640, while the sum is 35.

The square root of 961158041 is about 31002.5489435949. The cubic root of 961158041 is about 986.8813334940.

The spelling of 961158041 in words is "nine hundred sixty-one million, one hundred fifty-eight thousand, forty-one".