1402173563 has 6 divisors (see below), whose sum is σ = 1631099916. Its totient is φ = 1201863012.

The previous prime is 1402173557. The next prime is 1402173581. The reversal of 1402173563 is 3653712041.

It is not a de Polignac number, because 1402173563 - 2⁴ = 1402173547 is a prime.

It is a super-2 number, since 2×1402173563² = 3932181401552229938, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1402173163) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14307845 + ... + 14307942.

It is an arithmetic number, because the mean of its divisors is an integer number (271849986).

Almost surely, 2^1402173563 is an apocalyptic number.

1402173563 is a deficient number, since it is larger than the sum of its proper divisors (228926353).

1402173563 is an equidigital number, since it uses as much as digits as its factorization.

1402173563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28615801 (or 28615794 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 1402173563 is about 37445.6080602252. The cubic root of 1402173563 is about 1119.2675810382.

The spelling of 1402173563 in words is "one billion, four hundred two million, one hundred seventy-three thousand, five hundred sixty-three".