2002463509 has 2 divisors, whose sum is σ = 2002463510. Its totient is φ = 2002463508.

The previous prime is 2002463461. The next prime is 2002463527. The reversal of 2002463509 is 9053642002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1749748900 + 252714609 = 41830^2 + 15897^2 .

It is a cyclic number.

It is not a de Polignac number, because 2002463509 - 2⁷ = 2002463381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002463539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001231754 + 1001231755.

It is an arithmetic number, because the mean of its divisors is an integer number (1001231755).

Almost surely, 2^2002463509 is an apocalyptic number.

It is an amenable number.

2002463509 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002463509 is an equidigital number, since it uses as much as digits as its factorization.

2002463509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 2002463509 is about 44748.8939416384. The cubic root of 2002463509 is about 1260.4381421170.

The spelling of 2002463509 in words is "two billion, two million, four hundred sixty-three thousand, five hundred nine".