245135345 has 24 divisors (see below), whose sum is σ = 364044096. Its totient is φ = 155158848.

The previous prime is 245135329. The next prime is 245135353. The reversal of 245135345 is 543531542.

It is a happy number.

It is not a de Polignac number, because 245135345 - 2⁴ = 245135329 is a prime.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14807 + ... + 26636.

It is an arithmetic number, because the mean of its divisors is an integer number (15168504).

Almost surely, 2^245135345 is an apocalyptic number.

It is an amenable number.

245135345 is a deficient number, since it is larger than the sum of its proper divisors (118908751).

245135345 is a wasteful number, since it uses less digits than its factorization.

245135345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41481 (or 41468 counting only the distinct ones).

The product of its digits is 36000, while the sum is 32.

The square root of 245135345 is about 15656.7986830003. The cubic root of 245135345 is about 625.8476775221.

Adding to 245135345 its reverse (543531542), we get a palindrome (788666887).

The spelling of 245135345 in words is "two hundred forty-five million, one hundred thirty-five thousand, three hundred forty-five".