134463839 has 8 divisors (see below), whose sum is σ = 135878880. Its totient is φ = 133056000.

The previous prime is 134463821. The next prime is 134463869. The reversal of 134463839 is 938364431.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134463839 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134463796 and 134463805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134463869) 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, 40847 + ... + 44015.

It is an arithmetic number, because the mean of its divisors is an integer number (16984860).

Almost surely, 2^134463839 is an apocalyptic number.

134463839 is a deficient number, since it is larger than the sum of its proper divisors (1415041).

134463839 is a wasteful number, since it uses less digits than its factorization.

134463839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3601.

The product of its digits is 186624, while the sum is 41.

The square root of 134463839 is about 11595.8543885304. The cubic root of 134463839 is about 512.3127552341.

The spelling of 134463839 in words is "one hundred thirty-four million, four hundred sixty-three thousand, eight hundred thirty-nine".