3089978721953 has 2 divisors, whose sum is σ = 3089978721954. Its totient is φ = 3089978721952.

The previous prime is 3089978721889. The next prime is 3089978721959. The reversal of 3089978721953 is 3591278799803.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3010526897569 + 79451824384 = 1735087^2 + 281872^2 .

It is a cyclic number.

It is not a de Polignac number, because 3089978721953 - 2⁶ = 3089978721889 is a prime.

It is not a weakly prime, because it can be changed into another prime (3089978721959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1544989360976 + 1544989360977.

It is an arithmetic number, because the mean of its divisors is an integer number (1544989360977).

Almost surely, 2^{3089978721953} is an apocalyptic number.

It is an amenable number.

3089978721953 is a deficient number, since it is larger than the sum of its proper divisors (1).

3089978721953 is an equidigital number, since it uses as much as digits as its factorization.

3089978721953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 205752960, while the sum is 71.

The spelling of 3089978721953 in words is "three trillion, eighty-nine billion, nine hundred seventy-eight million, seven hundred twenty-one thousand, nine hundred fifty-three".