959590121 has 4 divisors (see below), whose sum is σ = 1096674432. Its totient is φ = 822505812.

The previous prime is 959590097. The next prime is 959590171. The reversal of 959590121 is 121095959.

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, and also an emirpimes, since its reverse is a distinct semiprime: 121095959 = 487 ⋅248657.

It is a cyclic number.

It is not a de Polignac number, because 959590121 - 2¹⁸ = 959327977 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (959590171) 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, 68542145 + ... + 68542158.

It is an arithmetic number, because the mean of its divisors is an integer number (274168608).

Almost surely, 2^959590121 is an apocalyptic number.

It is an amenable number.

959590121 is a deficient number, since it is larger than the sum of its proper divisors (137084311).

959590121 is a wasteful number, since it uses less digits than its factorization.

959590121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137084310.

The product of its (nonzero) digits is 36450, while the sum is 41.

The square root of 959590121 is about 30977.2516695720. The cubic root of 959590121 is about 986.3444141161.

The spelling of 959590121 in words is "nine hundred fifty-nine million, five hundred ninety thousand, one hundred twenty-one".