1613042 has 4 divisors (see below), whose sum is σ = 2419566. Its totient is φ = 806520.

The previous prime is 1613041. The next prime is 1613057. The reversal of 1613042 is 2403161.

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

It can be written as a sum of positive squares in only one way, i.e., 1229881 + 383161 = 1109^2 + 619^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1613042.

It is not an unprimeable number, because it can be changed into a prime (1613041) 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, 403259 + ... + 403262.

2^1613042 is an apocalyptic number.

1613042 is a deficient number, since it is larger than the sum of its proper divisors (806524).

1613042 is an equidigital number, since it uses as much as digits as its factorization.

1613042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 806523.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1613042 is about 1270.0559042814. The cubic root of 1613042 is about 117.2776419448.

The spelling of 1613042 in words is "one million, six hundred thirteen thousand, forty-two".