1142379 has 12 divisors (see below), whose sum is σ = 1885936. Its totient is φ = 652752.
The previous prime is 1142363. The next prime is 1142389. The reversal of 1142379 is 9732411.
It is not a de Polignac number, because 1142379 - 24 = 1142363 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1142359) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9004 + ... + 9129.
21142379 is an apocalyptic number.
1142379 is a deficient number, since it is larger than the sum of its proper divisors (743557).
1142379 is a wasteful number, since it uses less digits than its factorization.
1142379 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18146 (or 18143 counting only the distinct ones).
The product of its digits is 1512, while the sum is 27.
The square root of 1142379 is about 1068.8213134102. The cubic root of 1142379 is about 104.5370090904.
It can be divided in two parts, 1142 and 379, that added together give a square (1521 = 392).
The spelling of 1142379 in words is "one million, one hundred forty-two thousand, three hundred seventy-nine".
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