134242131 has 8 divisors (see below), whose sum is σ = 185161680. Its totient is φ = 86408672.

The previous prime is 134242127. The next prime is 134242139. The reversal of 134242131 is 131242431.

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

It is a cyclic number.

It is not a de Polignac number, because 134242131 - 2² = 134242127 is a prime.

It is a super-2 number, since 2×134242131² = 36041899470842322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 134242098 and 134242107.

It is not an unprimeable number, because it can be changed into a prime (134242139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 771420 + ... + 771593.

It is an arithmetic number, because the mean of its divisors is an integer number (23145210).

Almost surely, 2^134242131 is an apocalyptic number.

134242131 is a deficient number, since it is larger than the sum of its proper divisors (50919549).

134242131 is a wasteful number, since it uses less digits than its factorization.

134242131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1543045.

The product of its digits is 576, while the sum is 21.

The square root of 134242131 is about 11586.2906488660. The cubic root of 134242131 is about 512.0310281387.

Adding to 134242131 its reverse (131242431), we get a palindrome (265484562).

The spelling of 134242131 in words is "one hundred thirty-four million, two hundred forty-two thousand, one hundred thirty-one".