2002037549 has 2 divisors, whose sum is σ = 2002037550. Its totient is φ = 2002037548.

The previous prime is 2002037497. The next prime is 2002037563. The reversal of 2002037549 is 9457302002.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1954524100 + 47513449 = 44210^2 + 6893^2 .

It is a cyclic number.

It is not a de Polignac number, because 2002037549 - 2²⁸ = 1733602093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002037449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001018774 + 1001018775.

It is an arithmetic number, because the mean of its divisors is an integer number (1001018775).

Almost surely, 2^2002037549 is an apocalyptic number.

It is an amenable number.

2002037549 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002037549 is an equidigital number, since it uses as much as digits as its factorization.

2002037549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 2002037549 is about 44744.1342412612. The cubic root of 2002037549 is about 1260.3487631592.

The spelling of 2002037549 in words is "two billion, two million, thirty-seven thousand, five hundred forty-nine".