3120977 has 2 divisors, whose sum is σ = 3120978. Its totient is φ = 3120976.

The previous prime is 3120973. The next prime is 3120989. The reversal of 3120977 is 7790213.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3094081 + 26896 = 1759^2 + 164^2 .

It is a cyclic number.

It is not a de Polignac number, because 3120977 - 2² = 3120973 is a prime.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (3120973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1560488 + 1560489.

It is an arithmetic number, because the mean of its divisors is an integer number (1560489).

Almost surely, 2^3120977 is an apocalyptic number.

It is an amenable number.

3120977 is a deficient number, since it is larger than the sum of its proper divisors (1).

3120977 is an equidigital number, since it uses as much as digits as its factorization.

3120977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2646, while the sum is 29.

The square root of 3120977 is about 1766.6287102841. The cubic root of 3120977 is about 146.1381222448.

The spelling of 3120977 in words is "three million, one hundred twenty thousand, nine hundred seventy-seven".