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140329879 is a prime number
BaseRepresentation
bin10000101110101…
…00001110010111
3100210001111101221
420113110032113
5241411024004
621531431211
73322533004
oct1027241627
9323044357
10140329879
1172237a08
123abb5507
13230c4541
14148cc8ab
15c4be354
hex85d4397

140329879 has 2 divisors, whose sum is σ = 140329880. Its totient is φ = 140329878.

The previous prime is 140329873. The next prime is 140329909. The reversal of 140329879 is 978923041.

140329879 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (978923041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140329879 - 29 = 140329367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140329873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70164939 + 70164940.

It is an arithmetic number, because the mean of its divisors is an integer number (70164940).

Almost surely, 2140329879 is an apocalyptic number.

140329879 is a deficient number, since it is larger than the sum of its proper divisors (1).

140329879 is an equidigital number, since it uses as much as digits as its factorization.

140329879 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 140329879 is about 11846.0912962884. The cubic root of 140329879 is about 519.6569223679.

The spelling of 140329879 in words is "one hundred forty million, three hundred twenty-nine thousand, eight hundred seventy-nine".