21134131403414 has 4 divisors (see below), whose sum is σ = 31701197105124. Its totient is φ = 10567065701706.

The previous prime is 21134131403387. The next prime is 21134131403431. The reversal of 21134131403414 is 41430413143112.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5283532850852 + ... + 5283532850855.

It is an arithmetic number, because the mean of its divisors is an integer number (7925299276281).

Almost surely, 2^{21134131403414} is an apocalyptic number.

21134131403414 is a deficient number, since it is larger than the sum of its proper divisors (10567065701710).

21134131403414 is a wasteful number, since it uses less digits than its factorization.

21134131403414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10567065701709.

The product of its (nonzero) digits is 13824, while the sum is 32.

Adding to 21134131403414 its reverse (41430413143112), we get a palindrome (62564544546526).

The spelling of 21134131403414 in words is "twenty-one trillion, one hundred thirty-four billion, one hundred thirty-one million, four hundred three thousand, four hundred fourteen".