355142459 has 4 divisors (see below), whose sum is σ = 405877104. Its totient is φ = 304407816.

The previous prime is 355142449. The next prime is 355142477. The reversal of 355142459 is 954241553.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 954241553 = 79 ⋅12079007.

It is a cyclic number.

It is not a de Polignac number, because 355142459 - 2⁴ = 355142443 is a prime.

It is a super-2 number, since 2×355142459² = 252252332369133362, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (355142429) 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, 25367312 + ... + 25367325.

It is an arithmetic number, because the mean of its divisors is an integer number (101469276).

Almost surely, 2^355142459 is an apocalyptic number.

355142459 is a deficient number, since it is larger than the sum of its proper divisors (50734645).

355142459 is an equidigital number, since it uses as much as digits as its factorization.

355142459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50734644.

The product of its digits is 108000, while the sum is 38.

The square root of 355142459 is about 18845.2237715555. The cubic root of 355142459 is about 708.1645769267.

It can be divided in two parts, 35514 and 2459, that added together give a palindrome (37973).

The spelling of 355142459 in words is "three hundred fifty-five million, one hundred forty-two thousand, four hundred fifty-nine".