134195520 has 56 divisors (see below), whose sum is σ = 426073824. Its totient is φ = 35785216.

The previous prime is 134195519. The next prime is 134195521. The reversal of 134195520 is 25591431.

It is an interprime number because it is at equal distance from previous prime (134195519) and next prime (134195521).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134195521) 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, 68934 + ... + 70853.

Almost surely, 2^134195520 is an apocalyptic number.

134195520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134195520 is an abundant number, since it is smaller than the sum of its proper divisors (291878304).

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

134195520 is a wasteful number, since it uses less digits than its factorization.

134195520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139807 (or 139797 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 134195520 is about 11584.2790021650. The cubic root of 134195520 is about 511.9717595101.

The spelling of 134195520 in words is "one hundred thirty-four million, one hundred ninety-five thousand, five hundred twenty".