13245424154 has 4 divisors (see below), whose sum is σ = 19868136234. Its totient is φ = 6622712076.

The previous prime is 13245424141. The next prime is 13245424201. The reversal of 13245424154 is 45142454231.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 7381387225 + 5864036929 = 85915^2 + 76577^2 .

It is a super-2 number, since 2×13245424154² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3311356037 + ... + 3311356040.

Almost surely, 2^13245424154 is an apocalyptic number.

13245424154 is a deficient number, since it is larger than the sum of its proper divisors (6622712080).

13245424154 is an equidigital number, since it uses as much as digits as its factorization.

13245424154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6622712079.

The product of its digits is 76800, while the sum is 35.

Adding to 13245424154 its reverse (45142454231), we get a palindrome (58387878385).

The spelling of 13245424154 in words is "thirteen billion, two hundred forty-five million, four hundred twenty-four thousand, one hundred fifty-four".