11429128545 has 8 divisors (see below), whose sum is σ = 18286605696. Its totient is φ = 6095535216.

The previous prime is 11429128523. The next prime is 11429128567. The reversal of 11429128545 is 54582192411.

It is an interprime number because it is at equal distance from previous prime (11429128523) and next prime (11429128567).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11429128545 - 2⁶ = 11429128481 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11429128497 and 11429128506.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 380970937 + ... + 380970966.

It is an arithmetic number, because the mean of its divisors is an integer number (2285825712).

Almost surely, 2^11429128545 is an apocalyptic number.

11429128545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11429128545 is a deficient number, since it is larger than the sum of its proper divisors (6857477151).

11429128545 is an equidigital number, since it uses as much as digits as its factorization.

11429128545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761941911.

The product of its digits is 115200, while the sum is 42.

The spelling of 11429128545 in words is "eleven billion, four hundred twenty-nine million, one hundred twenty-eight thousand, five hundred forty-five".