1430664523 has 2 divisors, whose sum is σ = 1430664524. Its totient is φ = 1430664522.

The previous prime is 1430664497. The next prime is 1430664551. The reversal of 1430664523 is 3254660341.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1430664523 - 2⁵ = 1430664491 is a prime.

It is not a weakly prime, because it can be changed into another prime (1430664553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 715332261 + 715332262.

It is an arithmetic number, because the mean of its divisors is an integer number (715332262).

Almost surely, 2^1430664523 is an apocalyptic number.

1430664523 is a deficient number, since it is larger than the sum of its proper divisors (1).

1430664523 is an equidigital number, since it uses as much as digits as its factorization.

1430664523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 1430664523 is about 37824.1262027294. The cubic root of 1430664523 is about 1126.7976587637.

The spelling of 1430664523 in words is "one billion, four hundred thirty million, six hundred sixty-four thousand, five hundred twenty-three".