1463461645 has 4 divisors (see below), whose sum is σ = 1756153980. Its totient is φ = 1170769312.

The previous prime is 1463461633. The next prime is 1463461663. The reversal of 1463461645 is 5461643641.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5461643641 = 23 ⋅237462767.

It can be written as a sum of positive squares in 2 ways, for example, as 636956644 + 826505001 = 25238^2 + 28749^2 .

It is a cyclic number.

It is not a de Polignac number, because 1463461645 - 2²⁷ = 1329243917 is a prime.

It is a super-3 number, since 3×1463461645³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 1463461598 and 1463461607.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146346160 + ... + 146346169.

It is an arithmetic number, because the mean of its divisors is an integer number (439038495).

Almost surely, 2^1463461645 is an apocalyptic number.

It is an amenable number.

1463461645 is a deficient number, since it is larger than the sum of its proper divisors (292692335).

1463461645 is an equidigital number, since it uses as much as digits as its factorization.

1463461645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292692334.

The product of its digits is 207360, while the sum is 40.

The square root of 1463461645 is about 38255.2172258896. The cubic root of 1463461645 is about 1135.3430739175.

The spelling of 1463461645 in words is "one billion, four hundred sixty-three million, four hundred sixty-one thousand, six hundred forty-five".