140775013 has 2 divisors, whose sum is σ = 140775014. Its totient is φ = 140775012.

The previous prime is 140774989. The next prime is 140775023. The reversal of 140775013 is 310577041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95589729 + 45185284 = 9777^2 + 6722^2 .

It is an emirp because it is prime and its reverse (310577041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140775013 - 2⁵ = 140774981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140775023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70387506 + 70387507.

It is an arithmetic number, because the mean of its divisors is an integer number (70387507).

Almost surely, 2^140775013 is an apocalyptic number.

It is an amenable number.

140775013 is a deficient number, since it is larger than the sum of its proper divisors (1).

140775013 is an equidigital number, since it uses as much as digits as its factorization.

140775013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2940, while the sum is 28.

The square root of 140775013 is about 11864.8646431386. The cubic root of 140775013 is about 520.2058024138.

It can be divided in two parts, 14077501 and 3, that added together give a square (14077504 = 3752²).

The spelling of 140775013 in words is "one hundred forty million, seven hundred seventy-five thousand, thirteen".