1301497984 has 16 divisors (see below), whose sum is σ = 2592828270. Its totient is φ = 650748928.

The previous prime is 1301497963. The next prime is 1301497993. The reversal of 1301497984 is 4897941031.

It can be written as a sum of positive squares in only one way, i.e., 880427584 + 421070400 = 29672^2 + 20520^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5083849 + ... + 5084104.

Almost surely, 2^1301497984 is an apocalyptic number.

It is an amenable number.

1301497984 is a deficient number, since it is larger than the sum of its proper divisors (1291330286).

1301497984 is an equidigital number, since it uses as much as digits as its factorization.

1301497984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10167967 (or 10167955 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 46.

The square root of 1301497984 is about 36076.2800743092. The cubic root of 1301497984 is about 1091.8119244765.

The spelling of 1301497984 in words is "one billion, three hundred one million, four hundred ninety-seven thousand, nine hundred eighty-four".