5394005261 has 2 divisors, whose sum is σ = 5394005262. Its totient is φ = 5394005260.

The previous prime is 5394005257. The next prime is 5394005347. The reversal of 5394005261 is 1625004935.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3503929636 + 1890075625 = 59194^2 + 43475^2 .

It is a cyclic number.

It is not a de Polignac number, because 5394005261 - 2² = 5394005257 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5394008261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2697002630 + 2697002631.

It is an arithmetic number, because the mean of its divisors is an integer number (2697002631).

Almost surely, 2^5394005261 is an apocalyptic number.

It is an amenable number.

5394005261 is a deficient number, since it is larger than the sum of its proper divisors (1).

5394005261 is an equidigital number, since it uses as much as digits as its factorization.

5394005261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 5394005261 is about 73443.8919243799. The cubic root of 5394005261 is about 1753.7611905721.

The spelling of 5394005261 in words is "five billion, three hundred ninety-four million, five thousand, two hundred sixty-one".