1299143010 has 64 divisors (see below), whose sum is σ = 3406095360. Its totient is φ = 314508480.

The previous prime is 1299142997. The next prime is 1299143081. The reversal of 1299143010 is 103419921.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

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 in 31 ways as a sum of consecutive naturals, for example, 281179 + ... + 285761.

It is an arithmetic number, because the mean of its divisors is an integer number (53220240).

Almost surely, 2^1299143010 is an apocalyptic number.

1299143010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1299143010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1703047680).

1299143010 is an abundant number, since it is smaller than the sum of its proper divisors (2106952350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1299143010 is a wasteful number, since it uses less digits than its factorization.

1299143010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5463.

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 1299143010 is about 36043.6264823616. The cubic root of 1299143010 is about 1091.1530065512.

The spelling of 1299143010 in words is "one billion, two hundred ninety-nine million, one hundred forty-three thousand, ten".