1463109121 has 4 divisors (see below), whose sum is σ = 1463188144. Its totient is φ = 1463030100.

The previous prime is 1463109113. The next prime is 1463109157. The reversal of 1463109121 is 1219013641.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1219013641 = 73 ⋅16698817.

It is a cyclic number.

It is not a de Polignac number, because 1463109121 - 2³ = 1463109113 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1463109121.

It is not an unprimeable number, because it can be changed into a prime (1463106121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4906 + ... + 54316.

It is an arithmetic number, because the mean of its divisors is an integer number (365797036).

Almost surely, 2^1463109121 is an apocalyptic number.

It is an amenable number.

1463109121 is a deficient number, since it is larger than the sum of its proper divisors (79023).

1463109121 is an equidigital number, since it uses as much as digits as its factorization.

1463109121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79022.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 1463109121 is about 38250.6094199818. The cubic root of 1463109121 is about 1135.2519047310.

The spelling of 1463109121 in words is "one billion, four hundred sixty-three million, one hundred nine thousand, one hundred twenty-one".