11420515434 has 8 divisors (see below), whose sum is σ = 22841030880. Its totient is φ = 3806838476.

The previous prime is 11420515429. The next prime is 11420515451. The reversal of 11420515434 is 43451502411.

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

11420515434 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 951709614 + ... + 951709625.

It is an arithmetic number, because the mean of its divisors is an integer number (2855128860).

Almost surely, 2^11420515434 is an apocalyptic number.

11420515434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11420515434 is a wasteful number, since it uses less digits than its factorization.

11420515434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1903419244.

The product of its (nonzero) digits is 9600, while the sum is 30.

The spelling of 11420515434 in words is "eleven billion, four hundred twenty million, five hundred fifteen thousand, four hundred thirty-four".