1172063197 has 4 divisors (see below), whose sum is σ = 1186899520. Its totient is φ = 1157226876.

The previous prime is 1172063183. The next prime is 1172063219. The reversal of 1172063197 is 7913602711.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1172063197 - 2¹⁵ = 1172030429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1172063117) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 7418043 + ... + 7418200.

It is an arithmetic number, because the mean of its divisors is an integer number (296724880).

Almost surely, 2^1172063197 is an apocalyptic number.

It is an amenable number.

1172063197 is a deficient number, since it is larger than the sum of its proper divisors (14836323).

1172063197 is an equidigital number, since it uses as much as digits as its factorization.

1172063197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14836322.

The product of its (nonzero) digits is 15876, while the sum is 37.

The square root of 1172063197 is about 34235.4085268454. The cubic root of 1172063197 is about 1054.3472664720.

The spelling of 1172063197 in words is "one billion, one hundred seventy-two million, sixty-three thousand, one hundred ninety-seven".