1329214625 has 8 divisors (see below), whose sum is σ = 1658860008. Its totient is φ = 1063371600.

The previous prime is 1329214591. The next prime is 1329214631. The reversal of 1329214625 is 5264129231.

It can be written as a sum of positive squares in 4 ways, for example, as 31990336 + 1297224289 = 5656^2 + 36017^2 .

It is not a de Polignac number, because 1329214625 - 2¹⁸ = 1328952481 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5316734 + ... + 5316983.

It is an arithmetic number, because the mean of its divisors is an integer number (207357501).

Almost surely, 2^1329214625 is an apocalyptic number.

It is an amenable number.

1329214625 is a deficient number, since it is larger than the sum of its proper divisors (329645383).

1329214625 is an equidigital number, since it uses as much as digits as its factorization.

1329214625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10633732 (or 10633722 counting only the distinct ones).

The product of its digits is 25920, while the sum is 35.

The square root of 1329214625 is about 36458.3958094703. The cubic root of 1329214625 is about 1099.5079410790.

The spelling of 1329214625 in words is "one billion, three hundred twenty-nine million, two hundred fourteen thousand, six hundred twenty-five".