140712403 has 16 divisors (see below), whose sum is σ = 155113056. Its totient is φ = 126846720.

The previous prime is 140712401. The next prime is 140712409. The reversal of 140712403 is 304217041.

It is not a de Polignac number, because 140712403 - 2¹ = 140712401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140712401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227751 + ... + 228367.

It is an arithmetic number, because the mean of its divisors is an integer number (9694566).

Almost surely, 2^140712403 is an apocalyptic number.

140712403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

140712403 is a deficient number, since it is larger than the sum of its proper divisors (14400653).

140712403 is a wasteful number, since it uses less digits than its factorization.

140712403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1014.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 140712403 is about 11862.2258872439. The cubic root of 140712403 is about 520.1286700820.

Adding to 140712403 its reverse (304217041), we get a palindrome (444929444).

The spelling of 140712403 in words is "one hundred forty million, seven hundred twelve thousand, four hundred three".