11331413534 has 32 divisors (see below), whose sum is σ = 20504793600. Its totient is φ = 4587870240.

The previous prime is 11331413531. The next prime is 11331413537. The reversal of 11331413534 is 43531413311.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11331413531) and next prime (11331413537).

It is a junction number, because it is equal to n+sod(n) for n = 11331413497 and 11331413506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331413531) 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, 36164 + ... + 154824.

It is an arithmetic number, because the mean of its divisors is an integer number (640774800).

Almost surely, 2^11331413534 is an apocalyptic number.

11331413534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

11331413534 is a deficient number, since it is larger than the sum of its proper divisors (9173380066).

11331413534 is a wasteful number, since it uses less digits than its factorization.

11331413534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119048.

The product of its digits is 6480, while the sum is 29.

Adding to 11331413534 its reverse (43531413311), we get a palindrome (54862826845).

The spelling of 11331413534 in words is "eleven billion, three hundred thirty-one million, four hundred thirteen thousand, five hundred thirty-four".