2520190489 has 2 divisors, whose sum is σ = 2520190490. Its totient is φ = 2520190488.

The previous prime is 2520190469. The next prime is 2520190493. The reversal of 2520190489 is 9840910252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2053630489 + 466560000 = 45317^2 + 21600^2 .

It is a cyclic number.

It is not a de Polignac number, because 2520190489 - 2¹³ = 2520182297 is a prime.

It is not a weakly prime, because it can be changed into another prime (2520190429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260095244 + 1260095245.

It is an arithmetic number, because the mean of its divisors is an integer number (1260095245).

Almost surely, 2^2520190489 is an apocalyptic number.

It is an amenable number.

2520190489 is a deficient number, since it is larger than the sum of its proper divisors (1).

2520190489 is an equidigital number, since it uses as much as digits as its factorization.

2520190489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 40.

The square root of 2520190489 is about 50201.4988720456. The cubic root of 2520190489 is about 1360.8527108110.

The spelling of 2520190489 in words is "two billion, five hundred twenty million, one hundred ninety thousand, four hundred eighty-nine".