140049193 has 2 divisors, whose sum is σ = 140049194. Its totient is φ = 140049192.

The previous prime is 140049109. The next prime is 140049199. The reversal of 140049193 is 391940041.

140049193 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 can be written as a sum of positive squares in only one way, i.e., 134629609 + 5419584 = 11603^2 + 2328^2 .

It is an emirp because it is prime and its reverse (391940041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140049193 - 2⁹ = 140048681 is a prime.

It is a super-2 number, since 2×140049193² = 39227552919902498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (140049199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70024596 + 70024597.

It is an arithmetic number, because the mean of its divisors is an integer number (70024597).

Almost surely, 2^140049193 is an apocalyptic number.

It is an amenable number.

140049193 is a deficient number, since it is larger than the sum of its proper divisors (1).

140049193 is an equidigital number, since it uses as much as digits as its factorization.

140049193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 140049193 is about 11834.2381672839. The cubic root of 140049193 is about 519.3102207685.

The spelling of 140049193 in words is "one hundred forty million, forty-nine thousand, one hundred ninety-three".