134221534 has 8 divisors (see below), whose sum is σ = 201543408. Its totient is φ = 67040400.

The previous prime is 134221501. The next prime is 134221603. The reversal of 134221534 is 435122431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 134221499 and 134221508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32767 + ... + 36634.

It is an arithmetic number, because the mean of its divisors is an integer number (25192926).

Almost surely, 2^134221534 is an apocalyptic number.

134221534 is a deficient number, since it is larger than the sum of its proper divisors (67321874).

134221534 is an equidigital number, since it uses as much as digits as its factorization.

134221534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70370.

The product of its digits is 2880, while the sum is 25.

The square root of 134221534 is about 11585.4017625631. The cubic root of 134221534 is about 512.0048395335.

Adding to 134221534 its reverse (435122431), we get a palindrome (569343965).

The spelling of 134221534 in words is "one hundred thirty-four million, two hundred twenty-one thousand, five hundred thirty-four".