526085149 has 2 divisors, whose sum is σ = 526085150. Its totient is φ = 526085148.

The previous prime is 526085107. The next prime is 526085257. The reversal of 526085149 is 941580625.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 302133924 + 223951225 = 17382^2 + 14965^2 .

It is a cyclic number.

It is not a de Polignac number, because 526085149 - 2¹¹ = 526083101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (526088149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263042574 + 263042575.

It is an arithmetic number, because the mean of its divisors is an integer number (263042575).

Almost surely, 2^526085149 is an apocalyptic number.

It is an amenable number.

526085149 is a deficient number, since it is larger than the sum of its proper divisors (1).

526085149 is an equidigital number, since it uses as much as digits as its factorization.

526085149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 40.

The square root of 526085149 is about 22936.5461436547. The cubic root of 526085149 is about 807.2697533569.

It can be divided in two parts, 5260 and 85149, that added together give a palindrome (90409).

The spelling of 526085149 in words is "five hundred twenty-six million, eighty-five thousand, one hundred forty-nine".