42101375 has 16 divisors (see below), whose sum is σ = 53968512. Its totient is φ = 32767200.

The previous prime is 42101369. The next prime is 42101377. The reversal of 42101375 is 57310124.

It is not a de Polignac number, because 42101375 - 2⁸ = 42101119 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42101375.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42101377) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74 + ... + 9176.

It is an arithmetic number, because the mean of its divisors is an integer number (3373032).

Almost surely, 2^42101375 is an apocalyptic number.

42101375 is a deficient number, since it is larger than the sum of its proper divisors (11867137).

42101375 is an equidigital number, since it uses as much as digits as its factorization.

42101375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9155 (or 9145 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 42101375 is about 6488.5572356264. The cubic root of 42101375 is about 347.8821081925.

Adding to 42101375 its reverse (57310124), we get a palindrome (99411499).

The spelling of 42101375 in words is "forty-two million, one hundred one thousand, three hundred seventy-five".