259091053 has 4 divisors (see below), whose sum is σ = 279021148. Its totient is φ = 239160960.

The previous prime is 259091047. The next prime is 259091081. The reversal of 259091053 is 350190952.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 142515844 + 116575209 = 11938^2 + 10797^2 .

It is a cyclic number.

It is not a de Polignac number, because 259091053 - 2¹³ = 259082861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (259091003) 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 3 ways as a sum of consecutive naturals, for example, 9965028 + ... + 9965053.

It is an arithmetic number, because the mean of its divisors is an integer number (69755287).

Almost surely, 2^259091053 is an apocalyptic number.

It is an amenable number.

259091053 is a deficient number, since it is larger than the sum of its proper divisors (19930095).

259091053 is a wasteful number, since it uses less digits than its factorization.

259091053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19930094.

The product of its (nonzero) digits is 12150, while the sum is 34.

The square root of 259091053 is about 16096.3055699126. The cubic root of 259091053 is about 637.5057976148.

It can be divided in two parts, 25909 and 1053, that added together give a palindrome (26962).

The spelling of 259091053 in words is "two hundred fifty-nine million, ninety-one thousand, fifty-three".