2039744537 has 2 divisors, whose sum is σ = 2039744538. Its totient is φ = 2039744536.

The previous prime is 2039744521. The next prime is 2039744543. The reversal of 2039744537 is 7354479302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1310150416 + 729594121 = 36196^2 + 27011^2 .

It is a cyclic number.

It is not a de Polignac number, because 2039744537 - 2⁴ = 2039744521 is a prime.

It is not a weakly prime, because it can be changed into another prime (2039744237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1019872268 + 1019872269.

It is an arithmetic number, because the mean of its divisors is an integer number (1019872269).

Almost surely, 2^2039744537 is an apocalyptic number.

It is an amenable number.

2039744537 is a deficient number, since it is larger than the sum of its proper divisors (1).

2039744537 is an equidigital number, since it uses as much as digits as its factorization.

2039744537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 635040, while the sum is 44.

The square root of 2039744537 is about 45163.5310510593. The cubic root of 2039744537 is about 1268.2121985373.

The spelling of 2039744537 in words is "two billion, thirty-nine million, seven hundred forty-four thousand, five hundred thirty-seven".