354138029 has 8 divisors (see below), whose sum is σ = 407154048. Its totient is φ = 301728240.

The previous prime is 354138019. The next prime is 354138041. The reversal of 354138029 is 920831453.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-354138029 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 354138029.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354138019) 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, 150302 + ... + 152639.

It is an arithmetic number, because the mean of its divisors is an integer number (50894256).

Almost surely, 2^354138029 is an apocalyptic number.

It is an amenable number.

354138029 is a deficient number, since it is larger than the sum of its proper divisors (53016019).

354138029 is a wasteful number, since it uses less digits than its factorization.

354138029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303115.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 354138029 is about 18818.5554440292. Note that the first 3 decimals coincide. The cubic root of 354138029 is about 707.4963254855.

The spelling of 354138029 in words is "three hundred fifty-four million, one hundred thirty-eight thousand, twenty-nine".