2140307423 has 8 divisors (see below), whose sum is σ = 2177312400. Its totient is φ = 2103326848.

The previous prime is 2140307419. The next prime is 2140307431. The reversal of 2140307423 is 3247030412.

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 2140307423 - 2² = 2140307419 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2140307392 and 2140307401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2140307453) 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, 309815 + ... + 316647.

It is an arithmetic number, because the mean of its divisors is an integer number (272164050).

Almost surely, 2^2140307423 is an apocalyptic number.

2140307423 is a deficient number, since it is larger than the sum of its proper divisors (37004977).

2140307423 is an equidigital number, since it uses as much as digits as its factorization.

2140307423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12201.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 2140307423 is about 46263.4566693843. The cubic root of 2140307423 is about 1288.7204472723.

Adding to 2140307423 its reverse (3247030412), we get a palindrome (5387337835).

The spelling of 2140307423 in words is "two billion, one hundred forty million, three hundred seven thousand, four hundred twenty-three".