249348342743 has 2 divisors, whose sum is σ = 249348342744. Its totient is φ = 249348342742.

The previous prime is 249348342731. The next prime is 249348342821. The reversal of 249348342743 is 347243843942.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 249348342743 - 2¹⁰ = 249348341719 is a prime.

It is a super-3 number, since 3×249348342743³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (249348342043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124674171371 + 124674171372.

It is an arithmetic number, because the mean of its divisors is an integer number (124674171372).

Almost surely, 2^249348342743 is an apocalyptic number.

249348342743 is a deficient number, since it is larger than the sum of its proper divisors (1).

249348342743 is an equidigital number, since it uses as much as digits as its factorization.

249348342743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13934592, while the sum is 53.

The spelling of 249348342743 in words is "two hundred forty-nine billion, three hundred forty-eight million, three hundred forty-two thousand, seven hundred forty-three".