1331964046 has 8 divisors (see below), whose sum is σ = 2283366960. Its totient is φ = 570841728.

The previous prime is 1331964031. The next prime is 1331964077. The reversal of 1331964046 is 6404691331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1331963996 and 1331964014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47570131 + ... + 47570158.

It is an arithmetic number, because the mean of its divisors is an integer number (285420870).

Almost surely, 2^1331964046 is an apocalyptic number.

1331964046 is a deficient number, since it is larger than the sum of its proper divisors (951402914).

1331964046 is an equidigital number, since it uses as much as digits as its factorization.

1331964046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95140298.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 1331964046 is about 36496.0826116996. The cubic root of 1331964046 is about 1100.2655133168.

The spelling of 1331964046 in words is "one billion, three hundred thirty-one million, nine hundred sixty-four thousand, forty-six".