1430699849 has 2 divisors, whose sum is σ = 1430699850. Its totient is φ = 1430699848.

The previous prime is 1430699819. The next prime is 1430699869. The reversal of 1430699849 is 9489960341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1423703824 + 6996025 = 37732^2 + 2645^2 .

It is a cyclic number.

It is not a de Polignac number, because 1430699849 - 2⁸ = 1430699593 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1430699849.

It is not a weakly prime, because it can be changed into another prime (1430699819) 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, 715349924 + 715349925.

It is an arithmetic number, because the mean of its divisors is an integer number (715349925).

Almost surely, 2^1430699849 is an apocalyptic number.

It is an amenable number.

1430699849 is a deficient number, since it is larger than the sum of its proper divisors (1).

1430699849 is an equidigital number, since it uses as much as digits as its factorization.

1430699849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1679616, while the sum is 53.

The square root of 1430699849 is about 37824.5931769266. The cubic root of 1430699849 is about 1126.8069329915.

The spelling of 1430699849 in words is "one billion, four hundred thirty million, six hundred ninety-nine thousand, eight hundred forty-nine".