420078119 has 4 divisors (see below), whose sum is σ = 421268496. Its totient is φ = 418887744.

The previous prime is 420078107. The next prime is 420078133. The reversal of 420078119 is 911870024.

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 420078119 - 2⁸ = 420077863 is a prime.

It is a super-2 number, since 2×420078119² = 352931252125156322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420078019) 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, 594659 + ... + 595364.

It is an arithmetic number, because the mean of its divisors is an integer number (105317124).

Almost surely, 2^420078119 is an apocalyptic number.

420078119 is a deficient number, since it is larger than the sum of its proper divisors (1190377).

420078119 is a wasteful number, since it uses less digits than its factorization.

420078119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1190376.

The product of its (nonzero) digits is 4032, while the sum is 32.

The square root of 420078119 is about 20495.8073517488. The cubic root of 420078119 is about 748.9336662579.

The spelling of 420078119 in words is "four hundred twenty million, seventy-eight thousand, one hundred nineteen".