1201007312 has 10 divisors (see below), whose sum is σ = 2326951698. Its totient is φ = 600503648.

The previous prime is 1201007303. The next prime is 1201007317. The reversal of 1201007312 is 2137001021.

It can be written as a sum of positive squares in only one way, i.e., 970696336 + 230310976 = 31156^2 + 15176^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201007317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37531463 + ... + 37531494.

Almost surely, 2^1201007312 is an apocalyptic number.

It is an amenable number.

1201007312 is a deficient number, since it is larger than the sum of its proper divisors (1125944386).

1201007312 is an equidigital number, since it uses as much as digits as its factorization.

1201007312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75062965 (or 75062959 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 17.

The square root of 1201007312 is about 34655.5523978482. The cubic root of 1201007312 is about 1062.9558273362.

Adding to 1201007312 its reverse (2137001021), we get a palindrome (3338008333).

The spelling of 1201007312 in words is "one billion, two hundred one million, seven thousand, three hundred twelve".