140435055 has 24 divisors (see below), whose sum is σ = 245662560. Its totient is φ = 74208960.

The previous prime is 140435051. The next prime is 140435093. The reversal of 140435055 is 550534041.

It is not a de Polignac number, because 140435055 - 2² = 140435051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140435051) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9411 + ... + 19220.

It is an arithmetic number, because the mean of its divisors is an integer number (10235940).

Almost surely, 2^140435055 is an apocalyptic number.

140435055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

140435055 is a deficient number, since it is larger than the sum of its proper divisors (105227505).

140435055 is a wasteful number, since it uses less digits than its factorization.

140435055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28751 (or 28748 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 140435055 is about 11850.5297349950. The cubic root of 140435055 is about 519.7867160321.

Adding to 140435055 its reverse (550534041), we get a palindrome (690969096).

The spelling of 140435055 in words is "one hundred forty million, four hundred thirty-five thousand, fifty-five".