142153403 has 8 divisors (see below), whose sum is σ = 164136672. Its totient is φ = 120589056.

The previous prime is 142153379. The next prime is 142153423. The reversal of 142153403 is 304351241.

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

It is not a de Polignac number, because 142153403 - 2⁶ = 142153339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142153423) 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, 104000 + ... + 105357.

It is an arithmetic number, because the mean of its divisors is an integer number (20517084).

Almost surely, 2^142153403 is an apocalyptic number.

142153403 is a deficient number, since it is larger than the sum of its proper divisors (21983269).

142153403 is an equidigital number, since it uses as much as digits as its factorization.

142153403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209461.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 142153403 is about 11922.8101972647. The cubic root of 142153403 is about 521.8981454016.

The spelling of 142153403 in words is "one hundred forty-two million, one hundred fifty-three thousand, four hundred three".