245455043 has 8 divisors (see below), whose sum is σ = 254139600. Its totient is φ = 236785248.

The previous prime is 245455039. The next prime is 245455073. The reversal of 245455043 is 340554542.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 245455043 - 2² = 245455039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (245455013) 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 7 ways as a sum of consecutive naturals, for example, 38480 + ... + 44402.

It is an arithmetic number, because the mean of its divisors is an integer number (31767450).

Almost surely, 2^245455043 is an apocalyptic number.

245455043 is a deficient number, since it is larger than the sum of its proper divisors (8684557).

245455043 is a wasteful number, since it uses less digits than its factorization.

245455043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7381.

The product of its (nonzero) digits is 48000, while the sum is 32.

The square root of 245455043 is about 15667.0049147883. The cubic root of 245455043 is about 626.1196297823.

The spelling of 245455043 in words is "two hundred forty-five million, four hundred fifty-five thousand, forty-three".