140652277 has 2 divisors, whose sum is σ = 140652278. Its totient is φ = 140652276.

The previous prime is 140652241. The next prime is 140652313. The reversal of 140652277 is 772256041.

140652277 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (140652241) and next prime (140652313).

It can be written as a sum of positive squares in only one way, i.e., 98128836 + 42523441 = 9906^2 + 6521^2 .

It is an emirp because it is prime and its reverse (772256041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140652277 - 2¹¹ = 140650229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140652077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70326138 + 70326139.

It is an arithmetic number, because the mean of its divisors is an integer number (70326139).

Almost surely, 2^140652277 is an apocalyptic number.

It is an amenable number.

140652277 is a deficient number, since it is larger than the sum of its proper divisors (1).

140652277 is an equidigital number, since it uses as much as digits as its factorization.

140652277 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 140652277 is about 11859.6912691689. The cubic root of 140652277 is about 520.0545763724.

The spelling of 140652277 in words is "one hundred forty million, six hundred fifty-two thousand, two hundred seventy-seven".