13154521430 has 32 divisors (see below), whose sum is σ = 23981819904. Its totient is φ = 5194421856.

The previous prime is 13154521417. The next prime is 13154521433. The reversal of 13154521430 is 3412545131.

It is a junction number, because it is equal to n+sod(n) for n = 13154521393 and 13154521402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13154521433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1225547 + ... + 1236233.

It is an arithmetic number, because the mean of its divisors is an integer number (749431872).

Almost surely, 2^13154521430 is an apocalyptic number.

13154521430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13154521430 is a deficient number, since it is larger than the sum of its proper divisors (10827298474).

13154521430 is a wasteful number, since it uses less digits than its factorization.

13154521430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12260.

The product of its (nonzero) digits is 7200, while the sum is 29.

The spelling of 13154521430 in words is "thirteen billion, one hundred fifty-four million, five hundred twenty-one thousand, four hundred thirty".