164135434 has 8 divisors (see below), whose sum is σ = 246425760. Its totient is φ = 81993516.

The previous prime is 164135431. The next prime is 164135437. The reversal of 164135434 is 434531461.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (164135431) and next prime (164135437).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 164135396 and 164135405.

It is not an unprimeable number, because it can be changed into a prime (164135431) 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, 34294 + ... + 38785.

It is an arithmetic number, because the mean of its divisors is an integer number (30803220).

Almost surely, 2^164135434 is an apocalyptic number.

164135434 is a deficient number, since it is larger than the sum of its proper divisors (82290326).

164135434 is a wasteful number, since it uses less digits than its factorization.

164135434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74204.

The product of its digits is 17280, while the sum is 31.

The square root of 164135434 is about 12811.5351929423. The cubic root of 164135434 is about 547.5210019535.

Adding to 164135434 its reverse (434531461), we get a palindrome (598666895).

The spelling of 164135434 in words is "one hundred sixty-four million, one hundred thirty-five thousand, four hundred thirty-four".