136142000 has 40 divisors (see below), whose sum is σ = 329196192. Its totient is φ = 54456000.

The previous prime is 136141997. The next prime is 136142009. The reversal of 136142000 is 241631.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 136142000.

It is not an unprimeable number, because it can be changed into a prime (136142009) 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, 32036 + ... + 36035.

Almost surely, 2^136142000 is an apocalyptic number.

136142000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136142000 is an abundant number, since it is smaller than the sum of its proper divisors (193054192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136142000 is an equidigital number, since it uses as much as digits as its factorization.

136142000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68094 (or 68078 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 136142000 is about 11667.9904010931. The cubic root of 136142000 is about 514.4352372408.

Adding to 136142000 its reverse (241631), we get a palindrome (136383631).

The spelling of 136142000 in words is "one hundred thirty-six million, one hundred forty-two thousand".