4023039049 has 2 divisors, whose sum is σ = 4023039050. Its totient is φ = 4023039048.

The previous prime is 4023039047. The next prime is 4023039061. The reversal of 4023039049 is 9409303204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3508429824 + 514609225 = 59232^2 + 22685^2 .

It is a cyclic number.

It is not a de Polignac number, because 4023039049 - 2¹ = 4023039047 is a prime.

Together with 4023039047, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4023039047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2011519524 + 2011519525.

It is an arithmetic number, because the mean of its divisors is an integer number (2011519525).

Almost surely, 2^4023039049 is an apocalyptic number.

It is an amenable number.

4023039049 is a deficient number, since it is larger than the sum of its proper divisors (1).

4023039049 is an equidigital number, since it uses as much as digits as its factorization.

4023039049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 4023039049 is about 63427.4313605714. The cubic root of 4023039049 is about 1590.4429035261.

The spelling of 4023039049 in words is "four billion, twenty-three million, thirty-nine thousand, forty-nine".