1040667707 has 2 divisors, whose sum is σ = 1040667708. Its totient is φ = 1040667706.

The previous prime is 1040667659. The next prime is 1040667709. The reversal of 1040667707 is 7077660401.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1040667707 - 2⁸ = 1040667451 is a prime.

Together with 1040667709, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1040667709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520333853 + 520333854.

It is an arithmetic number, because the mean of its divisors is an integer number (520333854).

Almost surely, 2^1040667707 is an apocalyptic number.

1040667707 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040667707 is an equidigital number, since it uses as much as digits as its factorization.

1040667707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 49392, while the sum is 38.

The square root of 1040667707 is about 32259.3816896729. The cubic root of 1040667707 is about 1013.3761823145.

The spelling of 1040667707 in words is "one billion, forty million, six hundred sixty-seven thousand, seven hundred seven".