140134433 has 8 divisors (see below), whose sum is σ = 144873960. Its totient is φ = 135457920.

The previous prime is 140134427. The next prime is 140134439. The reversal of 140134433 is 334431041.

It is an interprime number because it is at equal distance from previous prime (140134427) and next prime (140134439).

It can be written as a sum of positive squares in 4 ways, for example, as 15745024 + 124389409 = 3968^2 + 11153^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 140134433 - 2¹⁶ = 140068897 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140134399 and 140134408.

It is not an unprimeable number, because it can be changed into a prime (140134439) 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, 11210 + ... + 20147.

It is an arithmetic number, because the mean of its divisors is an integer number (18109245).

Almost surely, 2^140134433 is an apocalyptic number.

It is an amenable number.

140134433 is a deficient number, since it is larger than the sum of its proper divisors (4739527).

140134433 is a wasteful number, since it uses less digits than its factorization.

140134433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31507.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 140134433 is about 11837.8390342157. The cubic root of 140134433 is about 519.4155576256.

Adding to 140134433 its reverse (334431041), we get a palindrome (474565474).

The spelling of 140134433 in words is "one hundred forty million, one hundred thirty-four thousand, four hundred thirty-three".