2503406287 has 2 divisors, whose sum is σ = 2503406288. Its totient is φ = 2503406286.

The previous prime is 2503406221. The next prime is 2503406299. The reversal of 2503406287 is 7826043052.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2503406287 - 2⁷ = 2503406159 is a prime.

It is a super-2 number, since 2×2503406287² = 12534086075582252738, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2503406887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1251703143 + 1251703144.

It is an arithmetic number, because the mean of its divisors is an integer number (1251703144).

Almost surely, 2^2503406287 is an apocalyptic number.

2503406287 is a deficient number, since it is larger than the sum of its proper divisors (1).

2503406287 is an equidigital number, since it uses as much as digits as its factorization.

2503406287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 2503406287 is about 50034.0512751066. The cubic root of 2503406287 is about 1357.8249342512.

The spelling of 2503406287 in words is "two billion, five hundred three million, four hundred six thousand, two hundred eighty-seven".