1245041212 has 6 divisors (see below), whose sum is σ = 2178822128. Its totient is φ = 622520604.

The previous prime is 1245041197. The next prime is 1245041227. The reversal of 1245041212 is 2121405421.

It is an interprime number because it is at equal distance from previous prime (1245041197) and next prime (1245041227).

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, 155630148 + ... + 155630155.

Almost surely, 2^1245041212 is an apocalyptic number.

It is an amenable number.

1245041212 is a deficient number, since it is larger than the sum of its proper divisors (933780916).

1245041212 is a wasteful number, since it uses less digits than its factorization.

1245041212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311260307 (or 311260305 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 1245041212 is about 35285.1415187753. The cubic root of 1245041212 is about 1075.7910059214.

Adding to 1245041212 its reverse (2121405421), we get a palindrome (3366446633).

The spelling of 1245041212 in words is "one billion, two hundred forty-five million, forty-one thousand, two hundred twelve".