135257054 has 16 divisors (see below), whose sum is σ = 207100800. Its totient is φ = 66235224.

The previous prime is 135257053. The next prime is 135257063. The reversal of 135257054 is 450752531.

It is a self number, because there is not a number n which added to its sum of digits gives 135257054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135257051) 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 7 ways as a sum of consecutive naturals, for example, 21167 + ... + 26805.

It is an arithmetic number, because the mean of its divisors is an integer number (12943800).

Almost surely, 2^135257054 is an apocalyptic number.

135257054 is a deficient number, since it is larger than the sum of its proper divisors (71843746).

135257054 is a wasteful number, since it uses less digits than its factorization.

135257054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5887.

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 135257054 is about 11630.0066208064. The cubic root of 135257054 is about 513.3181747178.

The spelling of 135257054 in words is "one hundred thirty-five million, two hundred fifty-seven thousand, fifty-four".