345154403 has 8 divisors (see below), whose sum is σ = 388678656. Its totient is φ = 303654600.

The previous prime is 345154363. The next prime is 345154429. The reversal of 345154403 is 304451543.

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

It is a cyclic number.

It is not a de Polignac number, because 345154403 - 2¹⁸ = 344892259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345154483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 505751 + ... + 506432.

It is an arithmetic number, because the mean of its divisors is an integer number (48584832).

Almost surely, 2^345154403 is an apocalyptic number.

345154403 is a deficient number, since it is larger than the sum of its proper divisors (43524253).

345154403 is a wasteful number, since it uses less digits than its factorization.

345154403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012225.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 345154403 is about 18578.3315451092. The cubic root of 345154403 is about 701.4625224698.

The spelling of 345154403 in words is "three hundred forty-five million, one hundred fifty-four thousand, four hundred three".