101025742 has 8 divisors (see below), whose sum is σ = 151590600. Its totient is φ = 50495544.

The previous prime is 101025739. The next prime is 101025767. The reversal of 101025742 is 247520101.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 609 + ... + 14227.

It is an arithmetic number, because the mean of its divisors is an integer number (18948825).

Almost surely, 2^101025742 is an apocalyptic number.

101025742 is a deficient number, since it is larger than the sum of its proper divisors (50564858).

101025742 is a wasteful number, since it uses less digits than its factorization.

101025742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17330.

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 101025742 is about 10051.1562518946. The cubic root of 101025742 is about 465.7405120198.

Adding to 101025742 its reverse (247520101), we get a palindrome (348545843).

The spelling of 101025742 in words is "one hundred one million, twenty-five thousand, seven hundred forty-two".