140905992803 has 4 divisors (see below), whose sum is σ = 140922084888. Its totient is φ = 140889900720.

The previous prime is 140905992793. The next prime is 140905992827. The reversal of 140905992803 is 308299509041.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 308299509041 = 313 ⋅984982457.

It is a cyclic number.

It is not a de Polignac number, because 140905992803 - 2³⁰ = 139832250979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140905992833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8032901 + ... + 8050422.

It is an arithmetic number, because the mean of its divisors is an integer number (35230521222).

Almost surely, 2^140905992803 is an apocalyptic number.

140905992803 is a deficient number, since it is larger than the sum of its proper divisors (16092085).

140905992803 is an equidigital number, since it uses as much as digits as its factorization.

140905992803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16092084.

The product of its (nonzero) digits is 699840, while the sum is 50.

The spelling of 140905992803 in words is "one hundred forty billion, nine hundred five million, nine hundred ninety-two thousand, eight hundred three".