140111210269 has 2 divisors, whose sum is σ = 140111210270. Its totient is φ = 140111210268.

The previous prime is 140111210263. The next prime is 140111210321. The reversal of 140111210269 is 962012111041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72686856025 + 67424354244 = 269605^2 + 259662^2 .

It is a cyclic number.

It is not a de Polignac number, because 140111210269 - 2⁹ = 140111209757 is a prime.

It is a super-2 number, since 2×140111210269² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140111210263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70055605134 + 70055605135.

It is an arithmetic number, because the mean of its divisors is an integer number (70055605135).

Almost surely, 2^140111210269 is an apocalyptic number.

It is an amenable number.

140111210269 is a deficient number, since it is larger than the sum of its proper divisors (1).

140111210269 is an equidigital number, since it uses as much as digits as its factorization.

140111210269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 28.

The spelling of 140111210269 in words is "one hundred forty billion, one hundred eleven million, two hundred ten thousand, two hundred sixty-nine".