2101463 has 12 divisors (see below), whose sum is σ = 2633400. Its totient is φ = 1662192.

The previous prime is 2101447. The next prime is 2101471. The reversal of 2101463 is 3641012.

It is not a de Polignac number, because 2101463 - 2⁴ = 2101447 is a prime.

It is a super-2 number, since 2×2101463² = 8832293480738, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1013 + ... + 2286.

It is an arithmetic number, because the mean of its divisors is an integer number (219450).

2^2101463 is an apocalyptic number.

2101463 is a deficient number, since it is larger than the sum of its proper divisors (531937).

2101463 is a wasteful number, since it uses less digits than its factorization.

2101463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3326 (or 3319 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2101463 is about 1449.6423696898. The cubic root of 2101463 is about 128.0876474896.

Adding to 2101463 its reverse (3641012), we get a palindrome (5742475).

The spelling of 2101463 in words is "two million, one hundred one thousand, four hundred sixty-three".