141720423 has 8 divisors (see below), whose sum is σ = 203496048. Its totient is φ = 87212544.

The previous prime is 141720407. The next prime is 141720427. The reversal of 141720423 is 324027141.

It is a happy number.

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

It is not a de Polignac number, because 141720423 - 2⁴ = 141720407 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 141720393 and 141720402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141720427) 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, 1816890 + ... + 1816967.

It is an arithmetic number, because the mean of its divisors is an integer number (25437006).

Almost surely, 2^141720423 is an apocalyptic number.

141720423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

141720423 is a deficient number, since it is larger than the sum of its proper divisors (61775625).

141720423 is a wasteful number, since it uses less digits than its factorization.

141720423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3633873.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 141720423 is about 11904.6387177436. The cubic root of 141720423 is about 521.3677295049.

Adding to 141720423 its reverse (324027141), we get a palindrome (465747564).

The spelling of 141720423 in words is "one hundred forty-one million, seven hundred twenty thousand, four hundred twenty-three".