354161403 has 40 divisors (see below), whose sum is σ = 553734720. Its totient is φ = 225348480.

The previous prime is 354161389. The next prime is 354161407. The reversal of 354161403 is 304161453.

354161403 is a `hidden beast` number, since 3 + 5 + 41 + 614 + 0 + 3 = 666.

It is not a de Polignac number, because 354161403 - 2⁵ = 354161371 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (354161407) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 154953 + ... + 157221.

It is an arithmetic number, because the mean of its divisors is an integer number (13843368).

Almost surely, 2^354161403 is an apocalyptic number.

354161403 is a deficient number, since it is larger than the sum of its proper divisors (199573317).

354161403 is a wasteful number, since it uses less digits than its factorization.

354161403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2369 (or 2360 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 354161403 is about 18819.1764697608. The cubic root of 354161403 is about 707.5118906549.

The spelling of 354161403 in words is "three hundred fifty-four million, one hundred sixty-one thousand, four hundred three".