1197970 has 8 divisors (see below), whose sum is σ = 2156364. Its totient is φ = 479184.

The previous prime is 1197953. The next prime is 1197971. The reversal of 1197970 is 797911.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1096209 + 101761 = 1047^2 + 319^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1197971) 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, 59889 + ... + 59908.

2^1197970 is an apocalyptic number.

1197970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1197970 is a deficient number, since it is larger than the sum of its proper divisors (958394).

1197970 is a wasteful number, since it uses less digits than its factorization.

1197970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119804.

The product of its (nonzero) digits is 3969, while the sum is 34.

The square root of 1197970 is about 1094.5181588261. The cubic root of 1197970 is about 106.2059009611.

The spelling of 1197970 in words is "one million, one hundred ninety-seven thousand, nine hundred seventy".