134120072 has 16 divisors (see below), whose sum is σ = 266268060. Its totient is φ = 63115264.

The previous prime is 134120071. The next prime is 134120081. The reversal of 134120072 is 270021431.

It can be written as a sum of positive squares in 2 ways, for example, as 105966436 + 28153636 = 10294^2 + 5306^2 .

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (134120071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 492953 + ... + 493224.

Almost surely, 2^134120072 is an apocalyptic number.

It is an amenable number.

134120072 is a deficient number, since it is larger than the sum of its proper divisors (132147988).

134120072 is a wasteful number, since it uses less digits than its factorization.

134120072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986200 (or 986196 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 134120072 is about 11581.0220619771. The cubic root of 134120072 is about 511.8757938459.

The spelling of 134120072 in words is "one hundred thirty-four million, one hundred twenty thousand, seventy-two".