2031300977 has 2 divisors, whose sum is σ = 2031300978. Its totient is φ = 2031300976.

The previous prime is 2031300937. The next prime is 2031301043. The reversal of 2031300977 is 7790031302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1944457216 + 86843761 = 44096^2 + 9319^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2031300977 is a prime.

It is a super-2 number, since 2×2031300977² = 8252367318322309058, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2031300937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1015650488 + 1015650489.

It is an arithmetic number, because the mean of its divisors is an integer number (1015650489).

Almost surely, 2^2031300977 is an apocalyptic number.

It is an amenable number.

2031300977 is a deficient number, since it is larger than the sum of its proper divisors (1).

2031300977 is an equidigital number, since it uses as much as digits as its factorization.

2031300977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7938, while the sum is 32.

The square root of 2031300977 is about 45069.9564787897. The cubic root of 2031300977 is about 1266.4598491126.

The spelling of 2031300977 in words is "two billion, thirty-one million, three hundred thousand, nine hundred seventy-seven".