1248429460799 has 4 divisors (see below), whose sum is σ = 1249303100760. Its totient is φ = 1247555820840.

The previous prime is 1248429460727. The next prime is 1248429460801. The reversal of 1248429460799 is 9970649248421.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1248429460799 - 2⁸ = 1248429460543 is a prime.

It is a super-2 number, since 2×1248429460799² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1248429466799) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 436817837 + ... + 436820694.

It is an arithmetic number, because the mean of its divisors is an integer number (312325775190).

Almost surely, 2^{1248429460799} is an apocalyptic number.

1248429460799 is a deficient number, since it is larger than the sum of its proper divisors (873639961).

1248429460799 is an equidigital number, since it uses as much as digits as its factorization.

1248429460799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873639960.

The product of its (nonzero) digits is 62705664, while the sum is 65.

The spelling of 1248429460799 in words is "one trillion, two hundred forty-eight billion, four hundred twenty-nine million, four hundred sixty thousand, seven hundred ninety-nine".