1330977 has 4 divisors (see below), whose sum is σ = 1774640. Its totient is φ = 887316.

The previous prime is 1330963. The next prime is 1330997. The reversal of 1330977 is 7790331.

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 not a de Polignac number, because 1330977 - 2⁴ = 1330961 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1330957) 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, 221827 + ... + 221832.

It is an arithmetic number, because the mean of its divisors is an integer number (443660).

2^1330977 is an apocalyptic number.

It is an amenable number.

1330977 is a deficient number, since it is larger than the sum of its proper divisors (443663).

1330977 is an equidigital number, since it uses as much as digits as its factorization.

1330977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443662.

The product of its (nonzero) digits is 3969, while the sum is 30.

The square root of 1330977 is about 1153.6797649261. The cubic root of 1330977 is about 109.9993663875. Note that the first 3 decimals are identical.

The spelling of 1330977 in words is "one million, three hundred thirty thousand, nine hundred seventy-seven".