1040121412 has 12 divisors (see below), whose sum is σ = 1985686416. Its totient is φ = 472782440.

The previous prime is 1040121409. The next prime is 1040121413. The reversal of 1040121412 is 2141210401.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1040121413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11819518 + ... + 11819605.

It is an arithmetic number, because the mean of its divisors is an integer number (165473868).

Almost surely, 2^1040121412 is an apocalyptic number.

It is an amenable number.

1040121412 is a deficient number, since it is larger than the sum of its proper divisors (945565004).

1040121412 is a wasteful number, since it uses less digits than its factorization.

1040121412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23639138 (or 23639136 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 1040121412 is about 32250.9133514076. The cubic root of 1040121412 is about 1013.1988284750.

Adding to 1040121412 its reverse (2141210401), we get a palindrome (3181331813).

It can be divided in two parts, 10401 and 21412, that added together give a palindrome (31813).

The spelling of 1040121412 in words is "one billion, forty million, one hundred twenty-one thousand, four hundred twelve".