1249514074799 has 4 divisors (see below), whose sum is σ = 1252630070400. Its totient is φ = 1246398079200.

The previous prime is 1249514074789. The next prime is 1249514074807. The reversal of 1249514074799 is 9974704159421.

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 1249514074799 - 2³⁶ = 1180794598063 is a prime.

It is a super-2 number, since 2×1249514074799² (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 (1249514074729) 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, 1557997199 + ... + 1557998000.

It is an arithmetic number, because the mean of its divisors is an integer number (313157517600).

Almost surely, 2^{1249514074799} is an apocalyptic number.

1249514074799 is a deficient number, since it is larger than the sum of its proper divisors (3115995601).

1249514074799 is an equidigital number, since it uses as much as digits as its factorization.

1249514074799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3115995600.

The product of its (nonzero) digits is 22861440, while the sum is 62.

The spelling of 1249514074799 in words is "one trillion, two hundred forty-nine billion, five hundred fourteen million, seventy-four thousand, seven hundred ninety-nine".