140263079 has 6 divisors (see below), whose sum is σ = 154173600. Its totient is φ = 127511780.

The previous prime is 140263061. The next prime is 140263121. The reversal of 140263079 is 970362041.

It is not a de Polignac number, because 140263079 - 2⁸ = 140262823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140263049) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 579479 + ... + 579720.

It is an arithmetic number, because the mean of its divisors is an integer number (25695600).

Almost surely, 2^140263079 is an apocalyptic number.

140263079 is a deficient number, since it is larger than the sum of its proper divisors (13910521).

140263079 is a wasteful number, since it uses less digits than its factorization.

140263079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1159221 (or 1159210 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 140263079 is about 11843.2714652667. The cubic root of 140263079 is about 519.5744533737.

The spelling of 140263079 in words is "one hundred forty million, two hundred sixty-three thousand, seventy-nine".