140232101 has 2 divisors, whose sum is σ = 140232102. Its totient is φ = 140232100.

The previous prime is 140232089. The next prime is 140232119. The reversal of 140232101 is 101232041.

140232101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104244100 + 35988001 = 10210^2 + 5999^2 .

It is an emirp because it is prime and its reverse (101232041) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140232101 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140232151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70116050 + 70116051.

It is an arithmetic number, because the mean of its divisors is an integer number (70116051).

Almost surely, 2^140232101 is an apocalyptic number.

It is an amenable number.

140232101 is a deficient number, since it is larger than the sum of its proper divisors (1).

140232101 is an equidigital number, since it uses as much as digits as its factorization.

140232101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 140232101 is about 11841.9635618423. The cubic root of 140232101 is about 519.5362001080.

Adding to 140232101 its reverse (101232041), we get a palindrome (241464142).

The spelling of 140232101 in words is "one hundred forty million, two hundred thirty-two thousand, one hundred one".