9561359087 has 16 divisors (see below), whose sum is σ = 11046277632. Its totient is φ = 8106380640.

The previous prime is 9561359083. The next prime is 9561359117. The reversal of 9561359087 is 7809531659.

It is a cyclic number.

It is not a de Polignac number, because 9561359087 - 2² = 9561359083 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 (9561359083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 646637 + ... + 661257.

It is an arithmetic number, because the mean of its divisors is an integer number (690392352).

Almost surely, 2^9561359087 is an apocalyptic number.

9561359087 is a deficient number, since it is larger than the sum of its proper divisors (1484918545).

9561359087 is a wasteful number, since it uses less digits than its factorization.

9561359087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15638.

The product of its (nonzero) digits is 2041200, while the sum is 53.

The square root of 9561359087 is about 97782.2023018504. The cubic root of 9561359087 is about 2122.4617693515.

The spelling of 9561359087 in words is "nine billion, five hundred sixty-one million, three hundred fifty-nine thousand, eighty-seven".