11405053534 has 16 divisors (see below), whose sum is σ = 20701610208. Its totient is φ = 4600357632.

The previous prime is 11405053531. The next prime is 11405053537. The reversal of 11405053534 is 43535050411.

It is an interprime number because it is at equal distance from previous prime (11405053531) and next prime (11405053537).

It is a super-2 number, since 2×11405053534² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11405053496 and 11405053505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11405053531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23959959 + ... + 23960434.

It is an arithmetic number, because the mean of its divisors is an integer number (1293850638).

Almost surely, 2^11405053534 is an apocalyptic number.

11405053534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

11405053534 is a deficient number, since it is larger than the sum of its proper divisors (9296556674).

11405053534 is a wasteful number, since it uses less digits than its factorization.

11405053534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47920419.

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 11405053534 in words is "eleven billion, four hundred five million, fifty-three thousand, five hundred thirty-four".