1040309077 has 2 divisors, whose sum is σ = 1040309078. Its totient is φ = 1040309076.

The previous prime is 1040309059. The next prime is 1040309107. The reversal of 1040309077 is 7709030401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1031630161 + 8678916 = 32119^2 + 2946^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040309077 - 2¹¹ = 1040307029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1040309047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520154538 + 520154539.

It is an arithmetic number, because the mean of its divisors is an integer number (520154539).

Almost surely, 2^1040309077 is an apocalyptic number.

It is an amenable number.

1040309077 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040309077 is an equidigital number, since it uses as much as digits as its factorization.

1040309077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 1040309077 is about 32253.8226726694. The cubic root of 1040309077 is about 1013.2597606321.

Adding to 1040309077 its reverse (7709030401), we get a palindrome (8749339478).

The spelling of 1040309077 in words is "one billion, forty million, three hundred nine thousand, seventy-seven".