140334345 has 12 divisors (see below), whose sum is σ = 243246276. Its totient is φ = 74844960.

The previous prime is 140334331. The next prime is 140334367. The reversal of 140334345 is 543433041.

It can be written as a sum of positive squares in 2 ways, for example, as 98188281 + 42146064 = 9909^2 + 6492^2 .

It is not a de Polignac number, because 140334345 - 2⁶ = 140334281 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1559226 + ... + 1559315.

It is an arithmetic number, because the mean of its divisors is an integer number (20270523).

Almost surely, 2^140334345 is an apocalyptic number.

140334345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140334345 is a deficient number, since it is larger than the sum of its proper divisors (102911931).

140334345 is a wasteful number, since it uses less digits than its factorization.

140334345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3118552 (or 3118549 counting only the distinct ones).

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

The square root of 140334345 is about 11846.2797957840. The cubic root of 140334345 is about 519.6624350053.

Adding to 140334345 its reverse (543433041), we get a palindrome (683767386).

The spelling of 140334345 in words is "one hundred forty million, three hundred thirty-four thousand, three hundred forty-five".