140312027 has 2 divisors, whose sum is σ = 140312028. Its totient is φ = 140312026.

The previous prime is 140311981. The next prime is 140312047. The reversal of 140312027 is 720213041.

It is an a-pointer prime, because the next prime (140312047) can be obtained adding 140312027 to its sum of digits (20).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140312027 - 2⁸ = 140311771 is a prime.

It is not a weakly prime, because it can be changed into another prime (140312047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70156013 + 70156014.

It is an arithmetic number, because the mean of its divisors is an integer number (70156014).

Almost surely, 2^140312027 is an apocalyptic number.

140312027 is a deficient number, since it is larger than the sum of its proper divisors (1).

140312027 is an equidigital number, since it uses as much as digits as its factorization.

140312027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 140312027 is about 11845.3377748378. The cubic root of 140312027 is about 519.6348854625.

Adding to 140312027 its reverse (720213041), we get a palindrome (860525068).

The spelling of 140312027 in words is "one hundred forty million, three hundred twelve thousand, twenty-seven".