1206977 has 4 divisors (see below), whose sum is σ = 1239636. Its totient is φ = 1174320.

The previous prime is 1206973. The next prime is 1206979. The reversal of 1206977 is 7796021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 919681 + 287296 = 959^2 + 536^2 .

It is a cyclic number.

It is not a de Polignac number, because 1206977 - 2² = 1206973 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1206973) 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, 16274 + ... + 16347.

It is an arithmetic number, because the mean of its divisors is an integer number (309909).

2^1206977 is an apocalyptic number.

It is an amenable number.

1206977 is a deficient number, since it is larger than the sum of its proper divisors (32659).

1206977 is an equidigital number, since it uses as much as digits as its factorization.

1206977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32658.

The product of its (nonzero) digits is 5292, while the sum is 32.

The square root of 1206977 is about 1098.6250497781. The cubic root of 1206977 is about 106.4714081960.

The spelling of 1206977 in words is "one million, two hundred six thousand, nine hundred seventy-seven".