1370213216 has 12 divisors (see below), whose sum is σ = 2697607332. Its totient is φ = 685106592.

The previous prime is 1370213213. The next prime is 1370213249. The reversal of 1370213216 is 6123120731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1370213213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21409550 + ... + 21409613.

It is an arithmetic number, because the mean of its divisors is an integer number (224800611).

Almost surely, 2^1370213216 is an apocalyptic number.

1370213216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1370213216 is a deficient number, since it is larger than the sum of its proper divisors (1327394116).

1370213216 is an equidigital number, since it uses as much as digits as its factorization.

1370213216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42819173 (or 42819165 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 1370213216 is about 37016.3911801245. The cubic root of 1370213216 is about 1110.6981556007.

Adding to 1370213216 its reverse (6123120731), we get a palindrome (7493333947).

The spelling of 1370213216 in words is "one billion, three hundred seventy million, two hundred thirteen thousand, two hundred sixteen".