3542798081 has 2 divisors, whose sum is σ = 3542798082. Its totient is φ = 3542798080.

The previous prime is 3542798009. The next prime is 3542798093. The reversal of 3542798081 is 1808972453.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2658330481 + 884467600 = 51559^2 + 29740^2 .

It is a cyclic number.

It is not a de Polignac number, because 3542798081 - 2¹⁸ = 3542535937 is a prime.

It is a super-2 number, since 2×3542798081² = 25102836485474565122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3542798981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1771399040 + 1771399041.

It is an arithmetic number, because the mean of its divisors is an integer number (1771399041).

Almost surely, 2^3542798081 is an apocalyptic number.

It is an amenable number.

3542798081 is a deficient number, since it is larger than the sum of its proper divisors (1).

3542798081 is an equidigital number, since it uses as much as digits as its factorization.

3542798081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 483840, while the sum is 47.

The square root of 3542798081 is about 59521.4085938833. The cubic root of 3542798081 is about 1524.4580112507.

The spelling of 3542798081 in words is "three billion, five hundred forty-two million, seven hundred ninety-eight thousand, eighty-one".