1302471216 has 30 divisors (see below), whose sum is σ = 3645110820. Its totient is φ = 434157024.

The previous prime is 1302471199. The next prime is 1302471217. The reversal of 1302471216 is 6121742031.

It is a self number, because there is not a number n which added to its sum of digits gives 1302471216.

It is not an unprimeable number, because it can be changed into a prime (1302471217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4522326 + ... + 4522613.

It is an arithmetic number, because the mean of its divisors is an integer number (121503694).

Almost surely, 2^1302471216 is an apocalyptic number.

1302471216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1302471216 is an abundant number, since it is smaller than the sum of its proper divisors (2342639604).

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

1302471216 is a wasteful number, since it uses less digits than its factorization.

1302471216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9044953 (or 9044944 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 1302471216 is about 36089.7660840300. The cubic root of 1302471216 is about 1092.0840011056.

The spelling of 1302471216 in words is "one billion, three hundred two million, four hundred seventy-one thousand, two hundred sixteen".