135401459 has 8 divisors (see below), whose sum is σ = 141009792. Its totient is φ = 129870720.

The previous prime is 135401423. The next prime is 135401471. The reversal of 135401459 is 954104531.

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 135401459 - 2²⁴ = 118624243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135401479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15824 + ... + 22829.

It is an arithmetic number, because the mean of its divisors is an integer number (17626224).

Almost surely, 2^135401459 is an apocalyptic number.

135401459 is a deficient number, since it is larger than the sum of its proper divisors (5608333).

135401459 is a wasteful number, since it uses less digits than its factorization.

135401459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38797.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 135401459 is about 11636.2132586164. The cubic root of 135401459 is about 513.5007883530.

The spelling of 135401459 in words is "one hundred thirty-five million, four hundred one thousand, four hundred fifty-nine".