140893211 has 2 divisors, whose sum is σ = 140893212. Its totient is φ = 140893210.

The previous prime is 140893183. The next prime is 140893217. The reversal of 140893211 is 112398041.

140893211 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 140893211 - 2¹⁸ = 140631067 is a prime.

It is not a weakly prime, because it can be changed into another prime (140893217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70446605 + 70446606.

It is an arithmetic number, because the mean of its divisors is an integer number (70446606).

Almost surely, 2^140893211 is an apocalyptic number.

140893211 is a deficient number, since it is larger than the sum of its proper divisors (1).

140893211 is an equidigital number, since it uses as much as digits as its factorization.

140893211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 140893211 is about 11869.8446072390. The cubic root of 140893211 is about 520.3513540128.

The spelling of 140893211 in words is "one hundred forty million, eight hundred ninety-three thousand, two hundred eleven".