1490767807 has 2 divisors, whose sum is σ = 1490767808. Its totient is φ = 1490767806.

The previous prime is 1490767717. The next prime is 1490767843. The reversal of 1490767807 is 7087670941.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1490767807 - 2⁷ = 1490767679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1490767847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 745383903 + 745383904.

It is an arithmetic number, because the mean of its divisors is an integer number (745383904).

Almost surely, 2^1490767807 is an apocalyptic number.

1490767807 is a deficient number, since it is larger than the sum of its proper divisors (1).

1490767807 is an equidigital number, since it uses as much as digits as its factorization.

1490767807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 592704, while the sum is 49.

The square root of 1490767807 is about 38610.4624033435. The cubic root of 1490767807 is about 1142.3609138846.

The spelling of 1490767807 in words is "one billion, four hundred ninety million, seven hundred sixty-seven thousand, eight hundred seven".