42101151 has 4 divisors (see below), whose sum is σ = 56134872. Its totient is φ = 28067432.

The previous prime is 42101149. The next prime is 42101167. The reversal of 42101151 is 15110124.

It is a happy number.

42101151 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42101151 - 2¹ = 42101149 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42101151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42101551) by changing a digit.

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, 7016856 + ... + 7016861.

It is an arithmetic number, because the mean of its divisors is an integer number (14033718).

Almost surely, 2^42101151 is an apocalyptic number.

42101151 is a deficient number, since it is larger than the sum of its proper divisors (14033721).

42101151 is a wasteful number, since it uses less digits than its factorization.

42101151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14033720.

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 42101151 is about 6488.5399744473. The cubic root of 42101151 is about 347.8814912235.

Adding to 42101151 its reverse (15110124), we get a palindrome (57211275).

The spelling of 42101151 in words is "forty-two million, one hundred one thousand, one hundred fifty-one".