134947950 has 48 divisors (see below), whose sum is σ = 336149616. Its totient is φ = 35827200.

The previous prime is 134947949. The next prime is 134947961. The reversal of 134947950 is 59749431.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 34284 + ... + 38016.

It is an arithmetic number, because the mean of its divisors is an integer number (7003117).

Almost surely, 2^134947950 is an apocalyptic number.

134947950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 134947950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168074808).

134947950 is an abundant number, since it is smaller than the sum of its proper divisors (201201666).

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

134947950 is a wasteful number, since it uses less digits than its factorization.

134947950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3989 (or 3984 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 134947950 is about 11616.7099473130. The cubic root of 134947950 is about 512.9268464555.

The spelling of 134947950 in words is "one hundred thirty-four million, nine hundred forty-seven thousand, nine hundred fifty".