1197462856 has 8 divisors (see below), whose sum is σ = 2245242870. Its totient is φ = 598731424.

The previous prime is 1197462841. The next prime is 1197462863. The reversal of 1197462856 is 6582647911.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1080173956 + 117288900 = 32866^2 + 10830^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74841421 + ... + 74841436.

Almost surely, 2^1197462856 is an apocalyptic number.

It is an amenable number.

1197462856 is a deficient number, since it is larger than the sum of its proper divisors (1047780014).

1197462856 is a wasteful number, since it uses less digits than its factorization.

1197462856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149682863 (or 149682859 counting only the distinct ones).

The product of its digits is 725760, while the sum is 49.

The square root of 1197462856 is about 34604.3762550346. The cubic root of 1197462856 is about 1061.9091191354.

The spelling of 1197462856 in words is "one billion, one hundred ninety-seven million, four hundred sixty-two thousand, eight hundred fifty-six".