526923121 has 2 divisors, whose sum is σ = 526923122. Its totient is φ = 526923120.

The previous prime is 526923101. The next prime is 526923139. The reversal of 526923121 is 121329625.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 286828096 + 240095025 = 16936^2 + 15495^2 .

It is a cyclic number.

It is not a de Polignac number, because 526923121 - 2⁷ = 526922993 is a prime.

It is not a weakly prime, because it can be changed into another prime (526923101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263461560 + 263461561.

It is an arithmetic number, because the mean of its divisors is an integer number (263461561).

Almost surely, 2^526923121 is an apocalyptic number.

It is an amenable number.

526923121 is a deficient number, since it is larger than the sum of its proper divisors (1).

526923121 is an equidigital number, since it uses as much as digits as its factorization.

526923121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 31.

The square root of 526923121 is about 22954.8060545063. The cubic root of 526923121 is about 807.6981444632.

The spelling of 526923121 in words is "five hundred twenty-six million, nine hundred twenty-three thousand, one hundred twenty-one".