1042665122 has 16 divisors (see below), whose sum is σ = 1590563520. Its totient is φ = 512509008.

The previous prime is 1042665121. The next prime is 1042665139. The reversal of 1042665122 is 2215662401.

It is not an unprimeable number, because it can be changed into a prime (1042665121) 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, 60563 + ... + 75849.

It is an arithmetic number, because the mean of its divisors is an integer number (99410220).

Almost surely, 2^1042665122 is an apocalyptic number.

1042665122 is a deficient number, since it is larger than the sum of its proper divisors (547898398).

1042665122 is a wasteful number, since it uses less digits than its factorization.

1042665122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15865.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 1042665122 is about 32290.3255170957. The cubic root of 1042665122 is about 1014.0241122093.

The spelling of 1042665122 in words is "one billion, forty-two million, six hundred sixty-five thousand, one hundred twenty-two".