526446961 has 2 divisors, whose sum is σ = 526446962. Its totient is φ = 526446960.

The previous prime is 526446937. The next prime is 526446967. The reversal of 526446961 is 169644625.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 525280561 + 1166400 = 22919^2 + 1080^2 .

It is a cyclic number.

It is not a de Polignac number, because 526446961 - 2¹⁹ = 525922673 is a prime.

It is a super-3 number, since 3×526446961³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (526446967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263223480 + 263223481.

It is an arithmetic number, because the mean of its divisors is an integer number (263223481).

Almost surely, 2^526446961 is an apocalyptic number.

It is an amenable number.

526446961 is a deficient number, since it is larger than the sum of its proper divisors (1).

526446961 is an equidigital number, since it uses as much as digits as its factorization.

526446961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 311040, while the sum is 43.

The square root of 526446961 is about 22944.4320260930. The cubic root of 526446961 is about 807.4547759725.

It can be divided in two parts, 5264 and 46961, that added together give a palindrome (52225).

The spelling of 526446961 in words is "five hundred twenty-six million, four hundred forty-six thousand, nine hundred sixty-one".