140432147 has 2 divisors, whose sum is σ = 140432148. Its totient is φ = 140432146.

The previous prime is 140432113. The next prime is 140432153. The reversal of 140432147 is 741234041.

140432147 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140432147 - 2¹⁴ = 140415763 is a prime.

It is a super-2 number, since 2×140432147² = 39442375822059218, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (140432447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70216073 + 70216074.

It is an arithmetic number, because the mean of its divisors is an integer number (70216074).

Almost surely, 2^140432147 is an apocalyptic number.

140432147 is a deficient number, since it is larger than the sum of its proper divisors (1).

140432147 is an equidigital number, since it uses as much as digits as its factorization.

140432147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 140432147 is about 11850.4070394227. The cubic root of 140432147 is about 519.7831282522.

Adding to 140432147 its reverse (741234041), we get a palindrome (881666188).

The spelling of 140432147 in words is "one hundred forty million, four hundred thirty-two thousand, one hundred forty-seven".