345540125 has 32 divisors (see below), whose sum is σ = 502205184. Its totient is φ = 232440000.

The previous prime is 345540103. The next prime is 345540149. The reversal of 345540125 is 521045543.

It is not a de Polignac number, because 345540125 - 2¹⁰ = 345539101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42650 + ... + 50100.

It is an arithmetic number, because the mean of its divisors is an integer number (15693912).

Almost surely, 2^345540125 is an apocalyptic number.

345540125 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

345540125 is a deficient number, since it is larger than the sum of its proper divisors (156665059).

345540125 is an equidigital number, since it uses as much as digits as its factorization.

345540125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7526 (or 7516 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 345540125 is about 18588.7096109440. The cubic root of 345540125 is about 701.7237280800.

Adding to 345540125 its reverse (521045543), we get a palindrome (866585668).

The spelling of 345540125 in words is "three hundred forty-five million, five hundred forty thousand, one hundred twenty-five".