101727142 has 16 divisors (see below), whose sum is σ = 167073552. Its totient is φ = 46069920.

The previous prime is 101727139. The next prime is 101727149. The reversal of 101727142 is 241727101.

It is a super-2 number, since 2×101727142² = 20696822838976328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101727149) 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, 2253 + ... + 14440.

It is an arithmetic number, because the mean of its divisors is an integer number (10442097).

Almost surely, 2^101727142 is an apocalyptic number.

101727142 is a deficient number, since it is larger than the sum of its proper divisors (65346410).

101727142 is a wasteful number, since it uses less digits than its factorization.

101727142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16983.

The product of its (nonzero) digits is 784, while the sum is 25.

The square root of 101727142 is about 10085.9874082809. The cubic root of 101727142 is about 466.8158725845.

The spelling of 101727142 in words is "one hundred one million, seven hundred twenty-seven thousand, one hundred forty-two".