263314545 has 16 divisors (see below), whose sum is σ = 453711552. Its totient is φ = 129631680.

The previous prime is 263314543. The next prime is 263314619. The reversal of 263314545 is 545413362.

It is not a de Polignac number, because 263314545 - 2¹ = 263314543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (263314543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 674971 + ... + 675360.

It is an arithmetic number, because the mean of its divisors is an integer number (28356972).

Almost surely, 2^263314545 is an apocalyptic number.

It is an amenable number.

263314545 is a deficient number, since it is larger than the sum of its proper divisors (190397007).

263314545 is a wasteful number, since it uses less digits than its factorization.

263314545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1350352.

The product of its digits is 43200, while the sum is 33.

The square root of 263314545 is about 16226.9696801344. The cubic root of 263314545 is about 640.9511776049.

It can be divided in two parts, 26331 and 4545, that added together give a triangular number (30876 = T₂₄₈).

The spelling of 263314545 in words is "two hundred sixty-three million, three hundred fourteen thousand, five hundred forty-five".