1042512236 has 18 divisors (see below), whose sum is σ = 1840774572. Its totient is φ = 516617920.

The previous prime is 1042512223. The next prime is 1042512239. The reversal of 1042512236 is 6322152401.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1042512239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 40871 + ... + 61281.

It is an arithmetic number, because the mean of its divisors is an integer number (102265254).

Almost surely, 2^1042512236 is an apocalyptic number.

It is an amenable number.

1042512236 is a deficient number, since it is larger than the sum of its proper divisors (798262336).

1042512236 is a wasteful number, since it uses less digits than its factorization.

1042512236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20641 (or 20526 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 1042512236 is about 32287.9580648885. The cubic root of 1042512236 is about 1013.9745476639.

Adding to 1042512236 its reverse (6322152401), we get a palindrome (7364664637).

The spelling of 1042512236 in words is "one billion, forty-two million, five hundred twelve thousand, two hundred thirty-six".