353520045 has 24 divisors (see below), whose sum is σ = 635465376. Its totient is φ = 188543376.

The previous prime is 353520007. The next prime is 353520047. The reversal of 353520045 is 540025353.

It is not a de Polignac number, because 353520045 - 2¹² = 353515949 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (353520047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 144267 + ... + 146696.

It is an arithmetic number, because the mean of its divisors is an integer number (26477724).

Almost surely, 2^353520045 is an apocalyptic number.

It is an amenable number.

353520045 is a deficient number, since it is larger than the sum of its proper divisors (281945331).

353520045 is an equidigital number, since it uses as much as digits as its factorization.

353520045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290983 (or 290971 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 353520045 is about 18802.1287358639. The cubic root of 353520045 is about 707.0845500921.

Adding to 353520045 its reverse (540025353), we get a palindrome (893545398).

The spelling of 353520045 in words is "three hundred fifty-three million, five hundred twenty thousand, forty-five".