353120425 has 12 divisors (see below), whose sum is σ = 500422336. Its totient is φ = 242139600.

The previous prime is 353120423. The next prime is 353120477. The reversal of 353120425 is 524021353.

It is not a de Polignac number, because 353120425 - 2¹ = 353120423 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 353120425.

It is not an unprimeable number, because it can be changed into a prime (353120423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1008741 + ... + 1009090.

Almost surely, 2^353120425 is an apocalyptic number.

353120425 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

353120425 is a deficient number, since it is larger than the sum of its proper divisors (147301911).

353120425 is a wasteful number, since it uses less digits than its factorization.

353120425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2017848 (or 2017843 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 353120425 is about 18791.4987427826. The cubic root of 353120425 is about 706.8180195520.

Adding to 353120425 its reverse (524021353), we get a palindrome (877141778).

The spelling of 353120425 in words is "three hundred fifty-three million, one hundred twenty thousand, four hundred twenty-five".