1016537216 has 16 divisors (see below), whose sum is σ = 2025132990. Its totient is φ = 508268544.

The previous prime is 1016537147. The next prime is 1016537239. The reversal of 1016537216 is 6127356101.

It can be written as a sum of positive squares in only one way, i.e., 893770816 + 122766400 = 29896^2 + 11080^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (32).

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, 3970721 + ... + 3970976.

Almost surely, 2^1016537216 is an apocalyptic number.

1016537216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1016537216 is a deficient number, since it is larger than the sum of its proper divisors (1008595774).

1016537216 is an frugal number, since it uses more digits than its factorization.

1016537216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7941711 (or 7941699 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 1016537216 is about 31883.1807698040. The cubic root of 1016537216 is about 1005.4822948520.

The spelling of 1016537216 in words is "one billion, sixteen million, five hundred thirty-seven thousand, two hundred sixteen".