5392445521 has 2 divisors, whose sum is σ = 5392445522. Its totient is φ = 5392445520.

The previous prime is 5392445503. The next prime is 5392445557. The reversal of 5392445521 is 1255442935.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4802490000 + 589955521 = 69300^2 + 24289^2 .

It is a cyclic number.

It is not a de Polignac number, because 5392445521 - 2⁵ = 5392445489 is a prime.

It is a super-2 number, since 2×5392445521² = 58156937393905922882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5392445581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2696222760 + 2696222761.

It is an arithmetic number, because the mean of its divisors is an integer number (2696222761).

Almost surely, 2^5392445521 is an apocalyptic number.

It is an amenable number.

5392445521 is a deficient number, since it is larger than the sum of its proper divisors (1).

5392445521 is an equidigital number, since it uses as much as digits as its factorization.

5392445521 is an evil number, because the sum of its binary digits is even.

The product of its digits is 216000, while the sum is 40.

The square root of 5392445521 is about 73433.2725744945. The cubic root of 5392445521 is about 1753.5921340579.

The spelling of 5392445521 in words is "five billion, three hundred ninety-two million, four hundred forty-five thousand, five hundred twenty-one".