263342145 has 16 divisors (see below), whose sum is σ = 459652032. Its totient is φ = 127680960.

The previous prime is 263342141. The next prime is 263342159. The reversal of 263342145 is 541243362.

It is not a de Polignac number, because 263342145 - 2² = 263342141 is a prime.

It is not an unprimeable number, because it can be changed into a prime (263342141) 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, 797842 + ... + 798171.

It is an arithmetic number, because the mean of its divisors is an integer number (28728252).

Almost surely, 2^263342145 is an apocalyptic number.

It is an amenable number.

263342145 is a deficient number, since it is larger than the sum of its proper divisors (196309887).

263342145 is a wasteful number, since it uses less digits than its factorization.

263342145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1596032.

The product of its digits is 17280, while the sum is 30.

The square root of 263342145 is about 16227.8200939005. The cubic root of 263342145 is about 640.9735711450.

The spelling of 263342145 in words is "two hundred sixty-three million, three hundred forty-two thousand, one hundred forty-five".