1202001197 has 4 divisors (see below), whose sum is σ = 1203357216. Its totient is φ = 1200645180.

The previous prime is 1202001181. The next prime is 1202001211. The reversal of 1202001197 is 7911002021.

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 1202001197 - 2⁴ = 1202001181 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 (1202001127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 676679 + ... + 678452.

It is an arithmetic number, because the mean of its divisors is an integer number (300839304).

Almost surely, 2^1202001197 is an apocalyptic number.

It is an amenable number.

1202001197 is a deficient number, since it is larger than the sum of its proper divisors (1356019).

1202001197 is an equidigital number, since it uses as much as digits as its factorization.

1202001197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1356018.

The product of its (nonzero) digits is 252, while the sum is 23.

The square root of 1202001197 is about 34669.8889095422. Note that the first 3 decimals coincide. The cubic root of 1202001197 is about 1063.2489603185.

The spelling of 1202001197 in words is "one billion, two hundred two million, one thousand, one hundred ninety-seven".