1345142 has 8 divisors (see below), whose sum is σ = 2136456. Its totient is φ = 632992.
The previous prime is 1345139. The next prime is 1345153. The reversal of 1345142 is 2415431.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19748 + ... + 19815.
It is an arithmetic number, because the mean of its divisors is an integer number (267057).
21345142 is an apocalyptic number.
1345142 is a deficient number, since it is larger than the sum of its proper divisors (791314).
1345142 is a wasteful number, since it uses less digits than its factorization.
1345142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39582.
The product of its digits is 480, while the sum is 20.
The square root of 1345142 is about 1159.8025694057. The cubic root of 1345142 is about 110.3882150656.
The spelling of 1345142 in words is "one million, three hundred forty-five thousand, one hundred forty-two".
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