2039084981 has 2 divisors, whose sum is σ = 2039084982. Its totient is φ = 2039084980.

The previous prime is 2039084977. The next prime is 2039085019. The reversal of 2039084981 is 1894809302.

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., 1783372900 + 255712081 = 42230^2 + 15991^2 .

It is a cyclic number.

It is not a de Polignac number, because 2039084981 - 2² = 2039084977 is a prime.

It is a super-2 number, since 2×2039084981² = 8315735119479540722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2039684981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1019542490 + 1019542491.

It is an arithmetic number, because the mean of its divisors is an integer number (1019542491).

Almost surely, 2^2039084981 is an apocalyptic number.

It is an amenable number.

2039084981 is a deficient number, since it is larger than the sum of its proper divisors (1).

2039084981 is an equidigital number, since it uses as much as digits as its factorization.

2039084981 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 44.

The square root of 2039084981 is about 45156.2285958427. The cubic root of 2039084981 is about 1268.0754907090.

The spelling of 2039084981 in words is "two billion, thirty-nine million, eighty-four thousand, nine hundred eighty-one".