1321465241 has 8 divisors (see below), whose sum is σ = 1378159104. Its totient is φ = 1265650560.

The previous prime is 1321465237. The next prime is 1321465289. The reversal of 1321465241 is 1425641231.

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

It is a cyclic number.

It is not a de Polignac number, because 1321465241 - 2² = 1321465237 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1321465231) 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, 216725 + ... + 222738.

It is an arithmetic number, because the mean of its divisors is an integer number (172269888).

Almost surely, 2^1321465241 is an apocalyptic number.

It is an amenable number.

1321465241 is a deficient number, since it is larger than the sum of its proper divisors (56693863).

1321465241 is an equidigital number, since it uses as much as digits as its factorization.

1321465241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439591.

The product of its digits is 5760, while the sum is 29.

The square root of 1321465241 is about 36351.9633720106. The cubic root of 1321465241 is about 1097.3670474390.

The spelling of 1321465241 in words is "one billion, three hundred twenty-one million, four hundred sixty-five thousand, two hundred forty-one".