106530142 has 4 divisors (see below), whose sum is σ = 159795216. Its totient is φ = 53265070.

The previous prime is 106530133. The next prime is 106530161. The reversal of 106530142 is 241035601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 241035601 = 5333 ⋅45197.

It is a super-2 number, since 2×106530142² = 22697342309080328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26632534 + ... + 26632537.

It is an arithmetic number, because the mean of its divisors is an integer number (39948804).

Almost surely, 2^106530142 is an apocalyptic number.

106530142 is a deficient number, since it is larger than the sum of its proper divisors (53265074).

106530142 is an equidigital number, since it uses as much as digits as its factorization.

106530142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53265073.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 106530142 is about 10321.3440016308. The cubic root of 106530142 is about 474.0500193495.

Adding to 106530142 its reverse (241035601), we get a palindrome (347565743).

The spelling of 106530142 in words is "one hundred six million, five hundred thirty thousand, one hundred forty-two".