1011742 has 4 divisors (see below), whose sum is σ = 1517616. Its totient is φ = 505870.

The previous prime is 1011737. The next prime is 1011749. The reversal of 1011742 is 2471101.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252934 + ... + 252937.

It is an arithmetic number, because the mean of its divisors is an integer number (379404).

2^1011742 is an apocalyptic number.

1011742 is a deficient number, since it is larger than the sum of its proper divisors (505874).

1011742 is an equidigital number, since it uses as much as digits as its factorization.

1011742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505873.

The product of its (nonzero) digits is 56, while the sum is 16.

The square root of 1011742 is about 1005.8538661257. The cubic root of 1011742 is about 100.3898779762.

Adding to 1011742 its reverse (2471101), we get a palindrome (3482843).

The spelling of 1011742 in words is "one million, eleven thousand, seven hundred forty-two".