1329241963 has 32 divisors (see below), whose sum is σ = 1612800000. Its totient is φ = 1093891680.

The previous prime is 1329241943. The next prime is 1329241973. The reversal of 1329241963 is 3691429231.

It is not a de Polignac number, because 1329241963 - 2²⁵ = 1295687531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1329241943) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1583898 + ... + 1584736.

It is an arithmetic number, because the mean of its divisors is an integer number (50400000).

Almost surely, 2^1329241963 is an apocalyptic number.

1329241963 is a deficient number, since it is larger than the sum of its proper divisors (283558037).

1329241963 is an equidigital number, since it uses as much as digits as its factorization.

1329241963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1040 (or 1026 counting only the distinct ones).

The product of its digits is 69984, while the sum is 40.

The square root of 1329241963 is about 36458.7707280429. The cubic root of 1329241963 is about 1099.5154788990.

It can be divided in two parts, 13292 and 41963, that added together give a palindrome (55255).

The spelling of 1329241963 in words is "one billion, three hundred twenty-nine million, two hundred forty-one thousand, nine hundred sixty-three".