140423403019 has 8 divisors (see below), whose sum is σ = 145282104720. Its totient is φ = 135565802400.

The previous prime is 140423402887. The next prime is 140423403047. The reversal of 140423403019 is 910304324041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 140423403019 - 2²⁷ = 140289185291 is a prime.

It is a super-2 number, since 2×140423403019² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140423403089) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11497 + ... + 530074.

It is an arithmetic number, because the mean of its divisors is an integer number (18160263090).

Almost surely, 2^140423403019 is an apocalyptic number.

140423403019 is a deficient number, since it is larger than the sum of its proper divisors (4858701701).

140423403019 is an equidigital number, since it uses as much as digits as its factorization.

140423403019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550541.

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 140423403019 in words is "one hundred forty billion, four hundred twenty-three million, four hundred three thousand, nineteen".