1330946331 has 16 divisors (see below), whose sum is σ = 2084839680. Its totient is φ = 744585120.

The previous prime is 1330946321. The next prime is 1330946341. The reversal of 1330946331 is 1336490331.

It is an interprime number because it is at equal distance from previous prime (1330946321) and next prime (1330946341).

It is not a de Polignac number, because 1330946331 - 2⁵ = 1330946299 is a prime.

It is a super-2 number, since 2×1330946331² = 3542836272004723122, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 1330946292 and 1330946301.

It is not an unprimeable number, because it can be changed into a prime (1330946321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1550791 + ... + 1551648.

It is an arithmetic number, because the mean of its divisors is an integer number (130302480).

Almost surely, 2^1330946331 is an apocalyptic number.

1330946331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1330946331 is a deficient number, since it is larger than the sum of its proper divisors (753893349).

1330946331 is a wasteful number, since it uses less digits than its factorization.

1330946331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3102466.

The product of its (nonzero) digits is 17496, while the sum is 33.

The square root of 1330946331 is about 36482.1371495695. The cubic root of 1330946331 is about 1099.9852149528.

The spelling of 1330946331 in words is "one billion, three hundred thirty million, nine hundred forty-six thousand, three hundred thirty-one".