1465864803 has 16 divisors (see below), whose sum is σ = 2338702240. Its totient is φ = 902070432.

The previous prime is 1465864787. The next prime is 1465864817. The reversal of 1465864803 is 3084685641.

It is not a de Polignac number, because 1465864803 - 2⁴ = 1465864787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1465864303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2087776 + ... + 2088477.

It is an arithmetic number, because the mean of its divisors is an integer number (146168890).

Almost surely, 2^1465864803 is an apocalyptic number.

1465864803 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1465864803 is a deficient number, since it is larger than the sum of its proper divisors (872837437).

1465864803 is a wasteful number, since it uses less digits than its factorization.

1465864803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4176275 (or 4176269 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The square root of 1465864803 is about 38286.6138878851. The cubic root of 1465864803 is about 1135.9641849926.

The spelling of 1465864803 in words is "one billion, four hundred sixty-five million, eight hundred sixty-four thousand, eight hundred three".