354342801289 has 3 divisors (see below), whose sum is σ = 354343396557. Its totient is φ = 354342206022.

The previous prime is 354342801277. The next prime is 354342801311. The reversal of 354342801289 is 982108243453.

It is a happy number.

The square root of 354342801289 is 595267.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 354342801289 - 2⁷ = 354342801161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (354342801889) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 297634 + ... + 892900.

It is an arithmetic number, because the mean of its divisors is an integer number (118114465519).

Almost surely, 2^354342801289 is an apocalyptic number.

354342801289 is the 595267-th square number.

354342801289 is the 297634-th centered octagonal number.

It is an amenable number.

354342801289 is a deficient number, since it is larger than the sum of its proper divisors (595268).

354342801289 is an frugal number, since it uses more digits than its factorization.

354342801289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1190534 (or 595267 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 49.

Multiplying 354342801289 by its sum of digits (49), we get a square (17362797263161 = 4166869²).

The spelling of 354342801289 in words is "three hundred fifty-four billion, three hundred forty-two million, eight hundred one thousand, two hundred eighty-nine".