135039473 has 8 divisors (see below), whose sum is σ = 136382400. Its totient is φ = 133702128.

The previous prime is 135039467. The next prime is 135039493. The reversal of 135039473 is 374930531.

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 135039473 - 2⁶ = 135039409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135039493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59915 + ... + 62127.

It is an arithmetic number, because the mean of its divisors is an integer number (17047800).

Almost surely, 2^135039473 is an apocalyptic number.

It is an amenable number.

135039473 is a deficient number, since it is larger than the sum of its proper divisors (1342927).

135039473 is a wasteful number, since it uses less digits than its factorization.

135039473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2791.

The product of its (nonzero) digits is 34020, while the sum is 35.

The square root of 135039473 is about 11620.6485619349. The cubic root of 135039473 is about 513.0427775608.

The spelling of 135039473 in words is "one hundred thirty-five million, thirty-nine thousand, four hundred seventy-three".