1001361463 has 4 divisors (see below), whose sum is σ = 1004333200. Its totient is φ = 998389728.

The previous prime is 1001361407. The next prime is 1001361467. The reversal of 1001361463 is 3641631001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1001361463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001361467) 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, 1485363 + ... + 1486036.

It is an arithmetic number, because the mean of its divisors is an integer number (251083300).

Almost surely, 2^1001361463 is an apocalyptic number.

1001361463 is a deficient number, since it is larger than the sum of its proper divisors (2971737).

1001361463 is an equidigital number, since it uses as much as digits as its factorization.

1001361463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2971736.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 1001361463 is about 31644.2958998932. The cubic root of 1001361463 is about 1000.4536152021.

Adding to 1001361463 its reverse (3641631001), we get a palindrome (4642992464).

The spelling of 1001361463 in words is "one billion, one million, three hundred sixty-one thousand, four hundred sixty-three".