969839135 has 12 divisors (see below), whose sum is σ = 1228286088. Its totient is φ = 735034608.

The previous prime is 969839131. The next prime is 969839161. The reversal of 969839135 is 531938969.

It is not a de Polignac number, because 969839135 - 2² = 969839131 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 (969839131) 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 11 ways as a sum of consecutive naturals, for example, 266849 + ... + 270458.

It is an arithmetic number, because the mean of its divisors is an integer number (102357174).

Almost surely, 2^969839135 is an apocalyptic number.

969839135 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

969839135 is a deficient number, since it is larger than the sum of its proper divisors (258446953).

969839135 is a wasteful number, since it uses less digits than its factorization.

969839135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537350 (or 537331 counting only the distinct ones).

The product of its digits is 1574640, while the sum is 53.

The square root of 969839135 is about 31142.2403657797. The cubic root of 969839135 is about 989.8435745778.

The spelling of 969839135 in words is "nine hundred sixty-nine million, eight hundred thirty-nine thousand, one hundred thirty-five".