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1012349 = 13431811

1012349 has 8 divisors (see below), whose sum is σ = 1116192. Its totient is φ = 912240.

The previous prime is 1012321. The next prime is 1012369. The reversal of 1012349 is 9432101.

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

It is a cyclic number.

It is not a de Polignac number, because 1012349 - 28 = 1012093 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is the 35-th primeval number, because it sets a new record (906) in the number of distinct primes that is it possible to write using its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 1012349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012369) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347 + ... + 1464.

It is an arithmetic number, because the mean of its divisors is an integer number (139524).

21012349 is an apocalyptic number.

It is an amenable number.

1012349 is a deficient number, since it is larger than the sum of its proper divisors (103843).

1012349 is a wasteful number, since it uses less digits than its factorization.

1012349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1867.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 1012349 is about 1006.1555545739. The cubic root of 1012349 is about 100.4099504431.

The spelling of 1012349 in words is "one million, twelve thousand, three hundred forty-nine".

Divisors: 1 13 43 559 1811 23543 77873 1012349