11420718933 has 16 divisors (see below), whose sum is σ = 16400966400. Its totient is φ = 7027283904.

The previous prime is 11420718929. The next prime is 11420718941. The reversal of 11420718933 is 33981702411.

It is not a de Polignac number, because 11420718933 - 2² = 11420718929 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 11420718891 and 11420718900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11420718943) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 499843 + ... + 522191.

It is an arithmetic number, because the mean of its divisors is an integer number (1025060400).

Almost surely, 2^11420718933 is an apocalyptic number.

11420718933 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11420718933 is a deficient number, since it is larger than the sum of its proper divisors (4980247467).

11420718933 is a wasteful number, since it uses less digits than its factorization.

11420718933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35468.

The product of its (nonzero) digits is 36288, while the sum is 39.

The spelling of 11420718933 in words is "eleven billion, four hundred twenty million, seven hundred eighteen thousand, nine hundred thirty-three".