873648051 has 4 divisors (see below), whose sum is σ = 1164864072. Its totient is φ = 582432032.

The previous prime is 873648043. The next prime is 873648059. The reversal of 873648051 is 150846378.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (873648043) and next prime (873648059).

It is a cyclic number.

It is not a de Polignac number, because 873648051 - 2³ = 873648043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 873647994 and 873648012.

It is not an unprimeable number, because it can be changed into a prime (873648059) 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, 145608006 + ... + 145608011.

It is an arithmetic number, because the mean of its divisors is an integer number (291216018).

Almost surely, 2^873648051 is an apocalyptic number.

873648051 is a deficient number, since it is larger than the sum of its proper divisors (291216021).

873648051 is a wasteful number, since it uses less digits than its factorization.

873648051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291216020.

The product of its (nonzero) digits is 161280, while the sum is 42.

The square root of 873648051 is about 29557.5379725714. The cubic root of 873648051 is about 955.9727307190.

The spelling of 873648051 in words is "eight hundred seventy-three million, six hundred forty-eight thousand, fifty-one".