88159261 has 2 divisors, whose sum is σ = 88159262. Its totient is φ = 88159260.

The previous prime is 88159241. The next prime is 88159289. The reversal of 88159261 is 16295188.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75951225 + 12208036 = 8715^2 + 3494^2 .

It is a cyclic number.

It is not a de Polignac number, because 88159261 - 2¹¹ = 88157213 is a prime.

It is a super-2 number, since 2×88159261² = 15544110600132242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88159231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44079630 + 44079631.

It is an arithmetic number, because the mean of its divisors is an integer number (44079631).

Almost surely, 2^88159261 is an apocalyptic number.

It is an amenable number.

88159261 is a deficient number, since it is larger than the sum of its proper divisors (1).

88159261 is an equidigital number, since it uses as much as digits as its factorization.

88159261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34560, while the sum is 40.

The square root of 88159261 is about 9389.3163222889. The cubic root of 88159261 is about 445.0641846568.

The spelling of 88159261 in words is "eighty-eight million, one hundred fifty-nine thousand, two hundred sixty-one".