134214621 has 4 divisors (see below), whose sum is σ = 178952832. Its totient is φ = 89476412.

The previous prime is 134214583. The next prime is 134214629. The reversal of 134214621 is 126412431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 126412431 = 3 ⋅42137477.

It is a cyclic number.

It is not a de Polignac number, because 134214621 - 2⁹ = 134214109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 134214591 and 134214600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134214629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22369101 + ... + 22369106.

It is an arithmetic number, because the mean of its divisors is an integer number (44738208).

Almost surely, 2^134214621 is an apocalyptic number.

It is an amenable number.

134214621 is a deficient number, since it is larger than the sum of its proper divisors (44738211).

134214621 is an equidigital number, since it uses as much as digits as its factorization.

134214621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44738210.

The product of its digits is 1152, while the sum is 24.

The square root of 134214621 is about 11585.1034091198. The cubic root of 134214621 is about 511.9960492147.

The spelling of 134214621 in words is "one hundred thirty-four million, two hundred fourteen thousand, six hundred twenty-one".