1245234412 has 24 divisors (see below), whose sum is σ = 2287595520. Its totient is φ = 592316880.

The previous prime is 1245234409. The next prime is 1245234413. The reversal of 1245234412 is 2144325421.

It is not an unprimeable number, because it can be changed into a prime (1245234413) 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, 77788 + ... + 92419.

It is an arithmetic number, because the mean of its divisors is an integer number (95316480).

Almost surely, 2^1245234412 is an apocalyptic number.

It is an amenable number.

1245234412 is a deficient number, since it is larger than the sum of its proper divisors (1042361108).

1245234412 is a wasteful number, since it uses less digits than its factorization.

1245234412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170301 (or 170299 counting only the distinct ones).

The product of its digits is 7680, while the sum is 28.

The square root of 1245234412 is about 35287.8791088385. The cubic root of 1245234412 is about 1075.8466485434.

Adding to 1245234412 its reverse (2144325421), we get a palindrome (3389559833).

It can be divided in two parts, 12452 and 34412, that added together give a palindrome (46864).

The spelling of 1245234412 in words is "one billion, two hundred forty-five million, two hundred thirty-four thousand, four hundred twelve".