134128396 has 12 divisors (see below), whose sum is σ = 235109448. Its totient is φ = 66954272.

The previous prime is 134128373. The next prime is 134128403. The reversal of 134128396 is 693821431.

It is a super-2 number, since 2×134128396² = 35980853227065632, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24706 + ... + 29641.

It is an arithmetic number, because the mean of its divisors is an integer number (19592454).

Almost surely, 2^134128396 is an apocalyptic number.

It is an amenable number.

134128396 is a deficient number, since it is larger than the sum of its proper divisors (100981052).

134128396 is a wasteful number, since it uses less digits than its factorization.

134128396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54968 (or 54966 counting only the distinct ones).

The product of its digits is 31104, while the sum is 37.

The square root of 134128396 is about 11581.3814374625. The cubic root of 134128396 is about 511.8863832774.

The spelling of 134128396 in words is "one hundred thirty-four million, one hundred twenty-eight thousand, three hundred ninety-six".