659542142 has 8 divisors (see below), whose sum is σ = 1130643696. Its totient is φ = 282660912.

The previous prime is 659542141. The next prime is 659542189. The reversal of 659542142 is 241245956.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 659542096 and 659542105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (659542141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23555063 + ... + 23555090.

It is an arithmetic number, because the mean of its divisors is an integer number (141330462).

Almost surely, 2^659542142 is an apocalyptic number.

659542142 is a deficient number, since it is larger than the sum of its proper divisors (471101554).

659542142 is a wasteful number, since it uses less digits than its factorization.

659542142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47110162.

The product of its digits is 86400, while the sum is 38.

The square root of 659542142 is about 25681.5525621018. The cubic root of 659542142 is about 870.4573901780.

The spelling of 659542142 in words is "six hundred fifty-nine million, five hundred forty-two thousand, one hundred forty-two".