1197385012 has 6 divisors (see below), whose sum is σ = 2095423778. Its totient is φ = 598692504.

The previous prime is 1197385003. The next prime is 1197385027. The reversal of 1197385012 is 2105837911.

It can be written as a sum of positive squares in only one way, i.e., 1021185936 + 176199076 = 31956^2 + 13274^2 .

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, 149673123 + ... + 149673130.

Almost surely, 2^1197385012 is an apocalyptic number.

It is an amenable number.

1197385012 is a deficient number, since it is larger than the sum of its proper divisors (898038766).

1197385012 is a wasteful number, since it uses less digits than its factorization.

1197385012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299346257 (or 299346255 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 37.

The square root of 1197385012 is about 34603.2514657221. The cubic root of 1197385012 is about 1061.8861079708.

It can be divided in two parts, 119738 and 5012, that added together give a triangular number (124750 = T₄₉₉).

The spelling of 1197385012 in words is "one billion, one hundred ninety-seven million, three hundred eighty-five thousand, twelve".