1197977463 has 24 divisors (see below), whose sum is σ = 1788243600. Its totient is φ = 772329600.

The previous prime is 1197977461. The next prime is 1197977467. The reversal of 1197977463 is 3647797911.

1197977463 is a `hidden beast` number, since 1 + 1 + 97 + 97 + 7 + 463 = 666.

It is not a de Polignac number, because 1197977463 - 2¹ = 1197977461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1197977461) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23763 + ... + 54411.

It is an arithmetic number, because the mean of its divisors is an integer number (74510150).

Almost surely, 2^1197977463 is an apocalyptic number.

1197977463 is a deficient number, since it is larger than the sum of its proper divisors (590266137).

1197977463 is a wasteful number, since it uses less digits than its factorization.

1197977463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30799 (or 30796 counting only the distinct ones).

The product of its digits is 2000376, while the sum is 54.

The square root of 1197977463 is about 34611.8110332297. The cubic root of 1197977463 is about 1062.0612150442.

It can be divided in two parts, 119797 and 7463, that added together give a triangular number (127260 = T₅₀₄).

The spelling of 1197977463 in words is "one billion, one hundred ninety-seven million, nine hundred seventy-seven thousand, four hundred sixty-three".