140009793 has 32 divisors (see below), whose sum is σ = 238436352. Its totient is φ = 70953600.

The previous prime is 140009789. The next prime is 140009797. The reversal of 140009793 is 397900041.

It is an interprime number because it is at equal distance from previous prime (140009789) and next prime (140009797).

It is not a de Polignac number, because 140009793 - 2² = 140009789 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (140009797) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2080 + ... + 16862.

It is an arithmetic number, because the mean of its divisors is an integer number (7451136).

Almost surely, 2^140009793 is an apocalyptic number.

It is an amenable number.

140009793 is a deficient number, since it is larger than the sum of its proper divisors (98426559).

140009793 is a wasteful number, since it uses less digits than its factorization.

140009793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14845.

The product of its (nonzero) digits is 6804, while the sum is 33.

The square root of 140009793 is about 11832.5733887435. The cubic root of 140009793 is about 519.2615170682.

The spelling of 140009793 in words is "one hundred forty million, nine thousand, seven hundred ninety-three".