245314459 has 4 divisors (see below), whose sum is σ = 264184816. Its totient is φ = 226444104.

The previous prime is 245314457. The next prime is 245314493. The reversal of 245314459 is 954413542.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 245314459 - 2¹ = 245314457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (245314457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9435159 + ... + 9435184.

It is an arithmetic number, because the mean of its divisors is an integer number (66046204).

Almost surely, 2^245314459 is an apocalyptic number.

245314459 is a deficient number, since it is larger than the sum of its proper divisors (18870357).

245314459 is a wasteful number, since it uses less digits than its factorization.

245314459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18870356.

The product of its digits is 86400, while the sum is 37.

The square root of 245314459 is about 15662.5176456405. The cubic root of 245314459 is about 626.0000706006. Note that the first 4 decimals are identical.

The spelling of 245314459 in words is "two hundred forty-five million, three hundred fourteen thousand, four hundred fifty-nine".