1465632001 has 4 divisors (see below), whose sum is σ = 1470634452. Its totient is φ = 1460629552.

The previous prime is 1465631989. The next prime is 1465632017. The reversal of 1465632001 is 1002365641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1002365641 = 1117 ⋅897373.

It can be written as a sum of positive squares in 2 ways, for example, as 1031951376 + 433680625 = 32124^2 + 20825^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1465632001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1465632071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2500786 + ... + 2501371.

It is an arithmetic number, because the mean of its divisors is an integer number (367658613).

Almost surely, 2^1465632001 is an apocalyptic number.

It is an amenable number.

1465632001 is a deficient number, since it is larger than the sum of its proper divisors (5002451).

1465632001 is an equidigital number, since it uses as much as digits as its factorization.

1465632001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5002450.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 1465632001 is about 38283.5735139759. The cubic root of 1465632001 is about 1135.9040455821.

Adding to 1465632001 its reverse (1002365641), we get a palindrome (2467997642).

The spelling of 1465632001 in words is "one billion, four hundred sixty-five million, six hundred thirty-two thousand, one".