1251348467 has 2 divisors, whose sum is σ = 1251348468. Its totient is φ = 1251348466.

The previous prime is 1251348451. The next prime is 1251348487. The reversal of 1251348467 is 7648431521.

It is a weak prime.

It is an emirp because it is prime and its reverse (7648431521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1251348467 - 2⁴ = 1251348451 is a prime.

It is not a weakly prime, because it can be changed into another prime (1251348487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 625674233 + 625674234.

It is an arithmetic number, because the mean of its divisors is an integer number (625674234).

Almost surely, 2^1251348467 is an apocalyptic number.

1251348467 is a deficient number, since it is larger than the sum of its proper divisors (1).

1251348467 is an equidigital number, since it uses as much as digits as its factorization.

1251348467 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 161280, while the sum is 41.

The square root of 1251348467 is about 35374.4041221898. The cubic root of 1251348467 is about 1077.6045636866.

Adding to 1251348467 its reverse (7648431521), we get a palindrome (8899779988).

The spelling of 1251348467 in words is "one billion, two hundred fifty-one million, three hundred forty-eight thousand, four hundred sixty-seven".