135858254 has 32 divisors (see below), whose sum is σ = 248909760. Its totient is φ = 54286848.

The previous prime is 135858253. The next prime is 135858257. The reversal of 135858254 is 452858531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135858253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23324 + ... + 28560.

It is an arithmetic number, because the mean of its divisors is an integer number (7778430).

Almost surely, 2^135858254 is an apocalyptic number.

135858254 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

135858254 is a deficient number, since it is larger than the sum of its proper divisors (113051506).

135858254 is a wasteful number, since it uses less digits than its factorization.

135858254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5372.

The product of its digits is 192000, while the sum is 41.

The square root of 135858254 is about 11655.8248957335. The cubic root of 135858254 is about 514.0775948099.

The spelling of 135858254 in words is "one hundred thirty-five million, eight hundred fifty-eight thousand, two hundred fifty-four".