140230133 has 8 divisors (see below), whose sum is σ = 141300288. Its totient is φ = 139163904.

The previous prime is 140230121. The next prime is 140230141. The reversal of 140230133 is 331032041.

It is a happy number.

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 140230133 - 2¹⁶ = 140164597 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140235133) 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, 124310 + ... + 125432.

It is an arithmetic number, because the mean of its divisors is an integer number (17662536).

Almost surely, 2^140230133 is an apocalyptic number.

It is an amenable number.

140230133 is a deficient number, since it is larger than the sum of its proper divisors (1070155).

140230133 is a wasteful number, since it uses less digits than its factorization.

140230133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1963.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 140230133 is about 11841.8804672231. The cubic root of 140230133 is about 519.5337697277.

Adding to 140230133 its reverse (331032041), we get a palindrome (471262174).

The spelling of 140230133 in words is "one hundred forty million, two hundred thirty thousand, one hundred thirty-three".