959559901 has 4 divisors (see below), whose sum is σ = 959817600. Its totient is φ = 959302204.

The previous prime is 959559889. The next prime is 959559911. The reversal of 959559901 is 109955959.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 959559901 - 2¹⁹ = 959035613 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 (959559911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123181 + ... + 130738.

It is an arithmetic number, because the mean of its divisors is an integer number (239954400).

Almost surely, 2^959559901 is an apocalyptic number.

It is an amenable number.

959559901 is a deficient number, since it is larger than the sum of its proper divisors (257699).

959559901 is a wasteful number, since it uses less digits than its factorization.

959559901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257698.

The product of its (nonzero) digits is 820125, while the sum is 52.

The square root of 959559901 is about 30976.7638884374. The cubic root of 959559901 is about 986.3340598199.

It can be divided in two parts, 9595 and 59901, that added together give a palindrome (69496).

The spelling of 959559901 in words is "nine hundred fifty-nine million, five hundred fifty-nine thousand, nine hundred one".