42551114 has 4 divisors (see below), whose sum is σ = 63826674. Its totient is φ = 21275556.

The previous prime is 42551111. The next prime is 42551141. The reversal of 42551114 is 41115524.

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

It can be written as a sum of positive squares in only one way, i.e., 30614089 + 11937025 = 5533^2 + 3455^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 42551114.

It is not an unprimeable number, because it can be changed into a prime (42551111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10637777 + ... + 10637780.

Almost surely, 2^42551114 is an apocalyptic number.

42551114 is a deficient number, since it is larger than the sum of its proper divisors (21275560).

42551114 is a wasteful number, since it uses less digits than its factorization.

42551114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21275559.

The product of its digits is 800, while the sum is 23.

The square root of 42551114 is about 6523.1214920466. The cubic root of 42551114 is about 349.1164489638.

Adding to 42551114 its reverse (41115524), we get a palindrome (83666638).

The spelling of 42551114 in words is "forty-two million, five hundred fifty-one thousand, one hundred fourteen".