1000542097 has 2 divisors, whose sum is σ = 1000542098. Its totient is φ = 1000542096.

The previous prime is 1000542077. The next prime is 1000542121. The reversal of 1000542097 is 7902450001.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 793210896 + 207331201 = 28164^2 + 14399^2 .

It is a cyclic number.

It is not a de Polignac number, because 1000542097 - 2¹⁵ = 1000509329 is a prime.

It is a super-3 number, since 3×1000542097³ (a number of 28 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1000542077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500271048 + 500271049.

It is an arithmetic number, because the mean of its divisors is an integer number (500271049).

Almost surely, 2^1000542097 is an apocalyptic number.

It is an amenable number.

1000542097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000542097 is an equidigital number, since it uses as much as digits as its factorization.

1000542097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 1000542097 is about 31631.3467465424. The cubic root of 1000542097 is about 1000.1806663577.

Adding to 1000542097 its reverse (7902450001), we get a palindrome (8902992098).

The spelling of 1000542097 in words is "one billion, five hundred forty-two thousand, ninety-seven".