1344505254251 has 2 divisors, whose sum is σ = 1344505254252. Its totient is φ = 1344505254250.

The previous prime is 1344505254199. The next prime is 1344505254259. The reversal of 1344505254251 is 1524525054431.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (1524525054431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1344505254251 - 2³⁰ = 1343431512427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1344505254199 and 1344505254208.

It is not a weakly prime, because it can be changed into another prime (1344505254259) 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, 672252627125 + 672252627126.

It is an arithmetic number, because the mean of its divisors is an integer number (672252627126).

Almost surely, 2^{1344505254251} is an apocalyptic number.

1344505254251 is a deficient number, since it is larger than the sum of its proper divisors (1).

1344505254251 is an equidigital number, since it uses as much as digits as its factorization.

1344505254251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480000, while the sum is 41.

The spelling of 1344505254251 in words is "one trillion, three hundred forty-four billion, five hundred five million, two hundred fifty-four thousand, two hundred fifty-one".