2251022041487 has 2 divisors, whose sum is σ = 2251022041488. Its totient is φ = 2251022041486.

The previous prime is 2251022041459. The next prime is 2251022041517. The reversal of 2251022041487 is 7841402201522.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2251022041487 - 2³² = 2246727074191 is a prime.

It is a super-2 number, since 2×2251022041487² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2251022041487.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2251022041427) 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, 1125511020743 + 1125511020744.

It is an arithmetic number, because the mean of its divisors is an integer number (1125511020744).

Almost surely, 2^{2251022041487} is an apocalyptic number.

2251022041487 is a deficient number, since it is larger than the sum of its proper divisors (1).

2251022041487 is an equidigital number, since it uses as much as digits as its factorization.

2251022041487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 71680, while the sum is 38.

The spelling of 2251022041487 in words is "two trillion, two hundred fifty-one billion, twenty-two million, forty-one thousand, four hundred eighty-seven".