140355 has 12 divisors (see below), whose sum is σ = 243360. Its totient is φ = 74832.

The previous prime is 140351. The next prime is 140363. The reversal of 140355 is 553041.

It is not a de Polignac number, because 140355 - 2² = 140351 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 140355.

It is not an unprimeable number, because it can be changed into a prime (140351) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1515 + ... + 1604.

It is an arithmetic number, because the mean of its divisors is an integer number (20280).

2¹⁴⁰³⁵⁵ is an apocalyptic number.

140355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

140355 is a deficient number, since it is larger than the sum of its proper divisors (103005).

140355 is a wasteful number, since it uses less digits than its factorization.

140355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3130 (or 3127 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 140355 is about 374.6398270339. The cubic root of 140355 is about 51.9687929123.

Adding to 140355 its reverse (553041), we get a palindrome (693396).

Subtracting 140355 from its reverse (553041), we obtain a triangular number (412686 = T₉₀₈).

The spelling of 140355 in words is "one hundred forty thousand, three hundred fifty-five".