134158906 has 32 divisors (see below), whose sum is σ = 235399680. Its totient is φ = 56160000.

The previous prime is 134158903. The next prime is 134158907. The reversal of 134158906 is 609851431.

It is a super-2 number, since 2×134158906² = 35997224118233672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (134158903) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111106 + ... + 112306.

It is an arithmetic number, because the mean of its divisors is an integer number (7356240).

Almost surely, 2^134158906 is an apocalyptic number.

134158906 is a deficient number, since it is larger than the sum of its proper divisors (101240774).

134158906 is a wasteful number, since it uses less digits than its factorization.

134158906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1390.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 134158906 is about 11582.6985629429. The cubic root of 134158906 is about 511.9251930298.

The spelling of 134158906 in words is "one hundred thirty-four million, one hundred fifty-eight thousand, nine hundred six".