1329145710 has 16 divisors (see below), whose sum is σ = 3189949776. Its totient is φ = 354438848.

The previous prime is 1329145637. The next prime is 1329145711. The reversal of 1329145710 is 175419231.

It is a super-2 number, since 2×1329145710² = 3533256636822808200, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1329145711) 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, 22152399 + ... + 22152458.

It is an arithmetic number, because the mean of its divisors is an integer number (199371861).

Almost surely, 2^1329145710 is an apocalyptic number.

1329145710 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1329145710 is an abundant number, since it is smaller than the sum of its proper divisors (1860804066).

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

1329145710 is a wasteful number, since it uses less digits than its factorization.

1329145710 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44304867.

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 1329145710 is about 36457.4506788393. The cubic root of 1329145710 is about 1099.4889389058.

The spelling of 1329145710 in words is "one billion, three hundred twenty-nine million, one hundred forty-five thousand, seven hundred ten".