140133601 has 8 divisors (see below), whose sum is σ = 149462280. Its totient is φ = 130925568.

The previous prime is 140133599. The next prime is 140133661. The reversal of 140133601 is 106331041.

It can be written as a sum of positive squares in 4 ways, for example, as 89794576 + 50339025 = 9476^2 + 7095^2 .

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

It is not a de Polignac number, because 140133601 - 2¹ = 140133599 is a prime.

It is a super-2 number, since 2×140133601² = 39274852258454402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140133661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27756 + ... + 32413.

It is an arithmetic number, because the mean of its divisors is an integer number (18682785).

Almost surely, 2^140133601 is an apocalyptic number.

It is an amenable number.

140133601 is a deficient number, since it is larger than the sum of its proper divisors (9328679).

140133601 is a wasteful number, since it uses less digits than its factorization.

140133601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60323.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 140133601 is about 11837.8038926145. The cubic root of 140133601 is about 519.4145296732.

Adding to 140133601 its reverse (106331041), we get a palindrome (246464642).

The spelling of 140133601 in words is "one hundred forty million, one hundred thirty-three thousand, six hundred one".