1423428854 has 8 divisors (see below), whose sum is σ = 2136098568. Its totient is φ = 711396000.

The previous prime is 1423428841. The next prime is 1423428883. The reversal of 1423428854 is 4588243241.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1423428854² = 4052299404799506632, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153587 + ... + 162590.

It is an arithmetic number, because the mean of its divisors is an integer number (267012321).

Almost surely, 2^1423428854 is an apocalyptic number.

1423428854 is a deficient number, since it is larger than the sum of its proper divisors (712669714).

1423428854 is a wasteful number, since it uses less digits than its factorization.

1423428854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318430.

The product of its digits is 245760, while the sum is 41.

The square root of 1423428854 is about 37728.3560998886. The cubic root of 1423428854 is about 1124.8948323748.

The spelling of 1423428854 in words is "one billion, four hundred twenty-three million, four hundred twenty-eight thousand, eight hundred fifty-four".