13458122249 has 16 divisors (see below), whose sum is σ = 16356150720. Its totient is φ = 10904093760.

The previous prime is 13458122219. The next prime is 13458122281. The reversal of 13458122249 is 94222185431.

It is a cyclic number.

It is not a de Polignac number, because 13458122249 - 2⁸ = 13458121993 is a prime.

It is a super-2 number, since 2×13458122249² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13458122219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1618487 + ... + 1626780.

It is an arithmetic number, because the mean of its divisors is an integer number (1022259420).

Almost surely, 2^13458122249 is an apocalyptic number.

It is an amenable number.

13458122249 is a deficient number, since it is larger than the sum of its proper divisors (2898028471).

13458122249 is a wasteful number, since it uses less digits than its factorization.

13458122249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3245320.

The product of its digits is 138240, while the sum is 41.

The spelling of 13458122249 in words is "thirteen billion, four hundred fifty-eight million, one hundred twenty-two thousand, two hundred forty-nine".