354036123 has 24 divisors (see below), whose sum is σ = 610132560. Its totient is φ = 202305600.

The previous prime is 354036103. The next prime is 354036173. The reversal of 354036123 is 321630453.

It is a happy number.

354036123 is a `hidden beast` number, since 3 + 5 + 40 + 3 + 612 + 3 = 666.

It is not a de Polignac number, because 354036123 - 2¹⁶ = 353970587 is a prime.

It is a super-2 number, since 2×354036123² = 250683152777742258, which contains 22 as substring.

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 (354036103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 132478 + ... + 135123.

It is an arithmetic number, because the mean of its divisors is an integer number (25422190).

Almost surely, 2^354036123 is an apocalyptic number.

354036123 is a deficient number, since it is larger than the sum of its proper divisors (256096437).

354036123 is a wasteful number, since it uses less digits than its factorization.

354036123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267624 (or 267611 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 354036123 is about 18815.8476556333. The cubic root of 354036123 is about 707.4284564331.

Adding to 354036123 its reverse (321630453), we get a palindrome (675666576).

The spelling of 354036123 in words is "three hundred fifty-four million, thirty-six thousand, one hundred twenty-three".