134142207 has 8 divisors (see below), whose sum is σ = 178998960. Its totient is φ = 89356800.

The previous prime is 134142199. The next prime is 134142221. The reversal of 134142207 is 702241431.

It is a happy number.

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

It is not a de Polignac number, because 134142207 - 2³ = 134142199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134142227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13282 + ... + 21087.

It is an arithmetic number, because the mean of its divisors is an integer number (22374870).

Almost surely, 2^134142207 is an apocalyptic number.

134142207 is a deficient number, since it is larger than the sum of its proper divisors (44856753).

134142207 is a wasteful number, since it uses less digits than its factorization.

134142207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35673.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 134142207 is about 11581.9776808626. The cubic root of 134142207 is about 511.9039520657.

Adding to 134142207 its reverse (702241431), we get a palindrome (836383638).

The spelling of 134142207 in words is "one hundred thirty-four million, one hundred forty-two thousand, two hundred seven".