9509413369 has 8 divisors (see below), whose sum is σ = 10088581320. Its totient is φ = 8932444416.

The previous prime is 9509413357. The next prime is 9509413387. The reversal of 9509413369 is 9633149059.

It can be written as a sum of positive squares in 4 ways, for example, as 3290513769 + 6218899600 = 57363^2 + 78860^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9509413369 - 2⁵ = 9509413337 is a prime.

It is a super-2 number, since 2×9509413369² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9509413469) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 540834 + ... + 558139.

It is an arithmetic number, because the mean of its divisors is an integer number (1261072665).

Almost surely, 2^9509413369 is an apocalyptic number.

It is an amenable number.

9509413369 is a deficient number, since it is larger than the sum of its proper divisors (579167951).

9509413369 is a wasteful number, since it uses less digits than its factorization.

9509413369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099499.

The product of its (nonzero) digits is 787320, while the sum is 49.

The square root of 9509413369 is about 97516.2210557813. The cubic root of 9509413369 is about 2118.6110940176.

The spelling of 9509413369 in words is "nine billion, five hundred nine million, four hundred thirteen thousand, three hundred sixty-nine".