1489740407 has 2 divisors, whose sum is σ = 1489740408. Its totient is φ = 1489740406.

The previous prime is 1489740323. The next prime is 1489740443. The reversal of 1489740407 is 7040479841.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1489740407 - 2¹⁴ = 1489724023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1489743407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 744870203 + 744870204.

It is an arithmetic number, because the mean of its divisors is an integer number (744870204).

Almost surely, 2^1489740407 is an apocalyptic number.

1489740407 is a deficient number, since it is larger than the sum of its proper divisors (1).

1489740407 is an equidigital number, since it uses as much as digits as its factorization.

1489740407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 225792, while the sum is 44.

The square root of 1489740407 is about 38597.1554262746. The cubic root of 1489740407 is about 1142.0984246894.

The spelling of 1489740407 in words is "one billion, four hundred eighty-nine million, seven hundred forty thousand, four hundred seven".