1042702061 has 4 divisors (see below), whose sum is σ = 1043356572. Its totient is φ = 1042047552.

The previous prime is 1042702051. The next prime is 1042702117. The reversal of 1042702061 is 1602072401.

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

It can be written as a sum of positive squares in 2 ways, for example, as 746655625 + 296046436 = 27325^2 + 17206^2 .

It is a cyclic number.

It is not a de Polignac number, because 1042702061 - 2²⁶ = 975593197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042702051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 324860 + ... + 328053.

It is an arithmetic number, because the mean of its divisors is an integer number (260839143).

Almost surely, 2^1042702061 is an apocalyptic number.

It is an amenable number.

1042702061 is a deficient number, since it is larger than the sum of its proper divisors (654511).

1042702061 is an equidigital number, since it uses as much as digits as its factorization.

1042702061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654510.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 1042702061 is about 32290.8974944953. The cubic root of 1042702061 is about 1014.0360868416.

Adding to 1042702061 its reverse (1602072401), we get a palindrome (2644774462).

The spelling of 1042702061 in words is "one billion, forty-two million, seven hundred two thousand, sixty-one".