245145063 has 16 divisors (see below), whose sum is σ = 341890560. Its totient is φ = 155949024.

The previous prime is 245145053. The next prime is 245145113. The reversal of 245145063 is 360541542.

It is not a de Polignac number, because 245145063 - 2⁹ = 245144551 is a prime.

It is a super-2 number, since 2×245145063² = 120192203826547938, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 245145063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245145013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26245 + ... + 34337.

It is an arithmetic number, because the mean of its divisors is an integer number (21368160).

Almost surely, 2^245145063 is an apocalyptic number.

245145063 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

245145063 is a deficient number, since it is larger than the sum of its proper divisors (96745497).

245145063 is a wasteful number, since it uses less digits than its factorization.

245145063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8558.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 245145063 is about 15657.1090243378. The cubic root of 245145063 is about 625.8559476573.

The spelling of 245145063 in words is "two hundred forty-five million, one hundred forty-five thousand, sixty-three".