1499309960 has 32 divisors (see below), whose sum is σ = 3374568000. Its totient is φ = 599524800.

The previous prime is 1499309927. The next prime is 1499309963. The reversal of 1499309960 is 699039941.

It is a happy number.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1499309899 and 1499309908.

It is not an unprimeable number, because it can be changed into a prime (1499309963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200285 + ... + 207635.

It is an arithmetic number, because the mean of its divisors is an integer number (105455250).

Almost surely, 2^1499309960 is an apocalyptic number.

1499309960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1499309960 is an abundant number, since it is smaller than the sum of its proper divisors (1875258040).

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

1499309960 is a wasteful number, since it uses less digits than its factorization.

1499309960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12461 (or 12457 counting only the distinct ones).

The product of its (nonzero) digits is 472392, while the sum is 50.

The square root of 1499309960 is about 38720.9240592215. The cubic root of 1499309960 is about 1144.5386826041.

The spelling of 1499309960 in words is "one billion, four hundred ninety-nine million, three hundred nine thousand, nine hundred sixty".