1012342 has 4 divisors (see below), whose sum is σ = 1518516. Its totient is φ = 506170.

The previous prime is 1012321. The next prime is 1012369. The reversal of 1012342 is 2432101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2432101 = 7 ⋅347443.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 253084 + ... + 253087.

It is an arithmetic number, because the mean of its divisors is an integer number (379629).

2^1012342 is an apocalyptic number.

1012342 is a deficient number, since it is larger than the sum of its proper divisors (506174).

1012342 is an equidigital number, since it uses as much as digits as its factorization.

1012342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506173.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1012342 is about 1006.1520759806. The cubic root of 1012342 is about 100.4097190107.

Adding to 1012342 its reverse (2432101), we get a palindrome (3444443).

The spelling of 1012342 in words is "one million, twelve thousand, three hundred forty-two".