1864160063 has 4 divisors (see below), whose sum is σ = 1864259688. Its totient is φ = 1864060440.

The previous prime is 1864160057. The next prime is 1864160069. The reversal of 1864160063 is 3600614681.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is an interprime number because it is at equal distance from previous prime (1864160057) and next prime (1864160069).

It is a cyclic number.

It is not a de Polignac number, because 1864160063 - 2⁸ = 1864159807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1864160069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12356 + ... + 62297.

It is an arithmetic number, because the mean of its divisors is an integer number (466064922).

Almost surely, 2^1864160063 is an apocalyptic number.

1864160063 is a deficient number, since it is larger than the sum of its proper divisors (99625).

1864160063 is an equidigital number, since it uses as much as digits as its factorization.

1864160063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99624.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 1864160063 is about 43175.9199438761. The cubic root of 1864160063 is about 1230.7251244622.

The spelling of 1864160063 in words is "one billion, eight hundred sixty-four million, one hundred sixty thousand, sixty-three".