1460513978 has 64 divisors (see below), whose sum is σ = 2772596736. Its totient is φ = 560520000.

The previous prime is 1460513959. The next prime is 1460514019. The reversal of 1460513978 is 8793150641.

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 31 ways as a sum of consecutive naturals, for example, 4208801 + ... + 4209147.

It is an arithmetic number, because the mean of its divisors is an integer number (43321824).

Almost surely, 2^1460513978 is an apocalyptic number.

1460513978 is a deficient number, since it is larger than the sum of its proper divisors (1312082758).

1460513978 is a wasteful number, since it uses less digits than its factorization.

1460513978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699.

The product of its (nonzero) digits is 181440, while the sum is 44.

The square root of 1460513978 is about 38216.6714667827. The cubic root of 1460513978 is about 1134.5803019129.

The spelling of 1460513978 in words is "one billion, four hundred sixty million, five hundred thirteen thousand, nine hundred seventy-eight".