142671263 has 8 divisors (see below), whose sum is σ = 165816960. Its totient is φ = 120216600.

The previous prime is 142671241. The next prime is 142671281. The reversal of 142671263 is 362176241.

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

It is not a de Polignac number, because 142671263 - 2⁸ = 142671007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142671203) 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, 172313 + ... + 173138.

It is an arithmetic number, because the mean of its divisors is an integer number (20727120).

Almost surely, 2^142671263 is an apocalyptic number.

142671263 is a deficient number, since it is larger than the sum of its proper divisors (23145697).

142671263 is an equidigital number, since it uses as much as digits as its factorization.

142671263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345517.

The product of its digits is 12096, while the sum is 32.

The square root of 142671263 is about 11944.5076499620. The cubic root of 142671263 is about 522.5311297586.

The spelling of 142671263 in words is "one hundred forty-two million, six hundred seventy-one thousand, two hundred sixty-three".