526264913 has 2 divisors, whose sum is σ = 526264914. Its totient is φ = 526264912.

The previous prime is 526264891. The next prime is 526264919. The reversal of 526264913 is 319462625.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 463411729 + 62853184 = 21527^2 + 7928^2 .

It is a cyclic number.

It is not a de Polignac number, because 526264913 - 2⁸ = 526264657 is a prime.

It is not a weakly prime, because it can be changed into another prime (526264919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263132456 + 263132457.

It is an arithmetic number, because the mean of its divisors is an integer number (263132457).

Almost surely, 2^526264913 is an apocalyptic number.

It is an amenable number.

526264913 is a deficient number, since it is larger than the sum of its proper divisors (1).

526264913 is an equidigital number, since it uses as much as digits as its factorization.

526264913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 38.

The square root of 526264913 is about 22940.4645332216. The cubic root of 526264913 is about 807.3616912712.

The spelling of 526264913 in words is "five hundred twenty-six million, two hundred sixty-four thousand, nine hundred thirteen".