1232000312 has 8 divisors (see below), whose sum is σ = 2310000600. Its totient is φ = 616000152.

The previous prime is 1232000279. The next prime is 1232000327. The reversal of 1232000312 is 2130002321.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

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, 77000012 + ... + 77000027.

It is an arithmetic number, because the mean of its divisors is an integer number (288750075).

Almost surely, 2^1232000312 is an apocalyptic number.

It is an amenable number.

1232000312 is a deficient number, since it is larger than the sum of its proper divisors (1078000288).

1232000312 is a wasteful number, since it uses less digits than its factorization.

1232000312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154000045 (or 154000041 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1232000312 is about 35099.8619940307. The cubic root of 1232000312 is about 1072.0217726884.

Adding to 1232000312 its reverse (2130002321), we get a palindrome (3362002633).

The spelling of 1232000312 in words is "one billion, two hundred thirty-two million, three hundred twelve", and thus it is an aban number.