1040421212 has 6 divisors (see below), whose sum is σ = 1820737128. Its totient is φ = 520210604.

The previous prime is 1040421203. The next prime is 1040421227. The reversal of 1040421212 is 2121240401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130052648 + ... + 130052655.

It is an arithmetic number, because the mean of its divisors is an integer number (303456188).

Almost surely, 2^1040421212 is an apocalyptic number.

It is an amenable number.

1040421212 is a deficient number, since it is larger than the sum of its proper divisors (780315916).

1040421212 is a wasteful number, since it uses less digits than its factorization.

1040421212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260105307 (or 260105305 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 1040421212 is about 32255.5609469127. The cubic root of 1040421212 is about 1013.2961657747.

Adding to 1040421212 its reverse (2121240401), we get a palindrome (3161661613).

The spelling of 1040421212 in words is "one billion, forty million, four hundred twenty-one thousand, two hundred twelve".