1234020412 has 48 divisors (see below), whose sum is σ = 2410248960. Its totient is φ = 550065152.

The previous prime is 1234020409. The next prime is 1234020413. The reversal of 1234020412 is 2140204321.

It is a self number, because there is not a number n which added to its sum of digits gives 1234020412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1234020413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98613 + ... + 110419.

It is an arithmetic number, because the mean of its divisors is an integer number (50213520).

Almost surely, 2^1234020412 is an apocalyptic number.

It is an amenable number.

1234020412 is a deficient number, since it is larger than the sum of its proper divisors (1176228548).

1234020412 is a wasteful number, since it uses less digits than its factorization.

1234020412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11910 (or 11908 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1234020412 is about 35128.6266739820. The cubic root of 1234020412 is about 1072.6073809347.

Adding to 1234020412 its reverse (2140204321), we get a palindrome (3374224733).

The spelling of 1234020412 in words is "one billion, two hundred thirty-four million, twenty thousand, four hundred twelve".