140435343 has 8 divisors (see below), whose sum is σ = 208052400. Its totient is φ = 93623544.

The previous prime is 140435311. The next prime is 140435353. The reversal of 140435343 is 343534041.

It is not a de Polignac number, because 140435343 - 2⁵ = 140435311 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 5201309 = 140435343 / (1 + 4 + 0 + 4 + 3 + 5 + 3 + 4 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140435303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2600628 + ... + 2600681.

It is an arithmetic number, because the mean of its divisors is an integer number (26006550).

Almost surely, 2^140435343 is an apocalyptic number.

140435343 is a deficient number, since it is larger than the sum of its proper divisors (67617057).

140435343 is an equidigital number, since it uses as much as digits as its factorization.

140435343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5201318 (or 5201312 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 140435343 is about 11850.5418863443. The cubic root of 140435343 is about 519.7870713528.

Adding to 140435343 its reverse (343534041), we get a palindrome (483969384).

The spelling of 140435343 in words is "one hundred forty million, four hundred thirty-five thousand, three hundred forty-three".