42251119 has 2 divisors, whose sum is σ = 42251120. Its totient is φ = 42251118.

The previous prime is 42251113. The next prime is 42251149. The reversal of 42251119 is 91115224.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42251119 - 2⁷ = 42250991 is a prime.

It is a super-2 number, since 2×42251119² = 3570314113504322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42251093 and 42251102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42251113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21125559 + 21125560.

It is an arithmetic number, because the mean of its divisors is an integer number (21125560).

Almost surely, 2^42251119 is an apocalyptic number.

42251119 is a deficient number, since it is larger than the sum of its proper divisors (1).

42251119 is an equidigital number, since it uses as much as digits as its factorization.

42251119 is an evil number, because the sum of its binary digits is even.

The product of its digits is 720, while the sum is 25.

The square root of 42251119 is about 6500.0860763531. The cubic root of 42251119 is about 348.2940632200.

The spelling of 42251119 in words is "forty-two million, two hundred fifty-one thousand, one hundred nineteen".