1461061320 has 64 divisors (see below), whose sum is σ = 4392817920. Its totient is φ = 388760064.

The previous prime is 1461061307. The next prime is 1461061331. The reversal of 1461061320 is 231601641.

It is a super-3 number, since 3×1461061320³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 42412 + ... + 68708.

It is an arithmetic number, because the mean of its divisors is an integer number (68637780).

Almost surely, 2^1461061320 is an apocalyptic number.

1461061320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1461061320 is an abundant number, since it is smaller than the sum of its proper divisors (2931756600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1461061320 is a wasteful number, since it uses less digits than its factorization.

1461061320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26774 (or 26770 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 1461061320 is about 38223.8318330332. The cubic root of 1461061320 is about 1134.7220159262.

Adding to 1461061320 its reverse (231601641), we get a palindrome (1692662961).

The spelling of 1461061320 in words is "one billion, four hundred sixty-one million, sixty-one thousand, three hundred twenty".