354003543145 has 12 divisors (see below), whose sum is σ = 494160048324. Its totient is φ = 242745286560.

The previous prime is 354003543143. The next prime is 354003543149. The reversal of 354003543145 is 541345300453.

It can be written as a sum of positive squares in 2 ways, for example, as 50543582761 + 303459960384 = 224819^2 + 550872^2 .

It is not a de Polignac number, because 354003543145 - 2¹ = 354003543143 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (354003543143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 722455966 + ... + 722456455.

It is an arithmetic number, because the mean of its divisors is an integer number (41180004027).

Almost surely, 2^354003543145 is an apocalyptic number.

354003543145 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

354003543145 is a deficient number, since it is larger than the sum of its proper divisors (140156505179).

354003543145 is a wasteful number, since it uses less digits than its factorization.

354003543145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1444912440 (or 1444912433 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 37.

Adding to 354003543145 its reverse (541345300453), we get a palindrome (895348843598).

The spelling of 354003543145 in words is "three hundred fifty-four billion, three million, five hundred forty-three thousand, one hundred forty-five".