948565138 has 8 divisors (see below), whose sum is σ = 1423464588. Its totient is φ = 474076944.

The previous prime is 948565097. The next prime is 948565151. The reversal of 948565138 is 831565849.

It can be written as a sum of positive squares in 2 ways, for example, as 943534089 + 5031049 = 30717^2 + 2243^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 948565091 and 948565100.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96981 + ... + 106312.

Almost surely, 2^948565138 is an apocalyptic number.

948565138 is a deficient number, since it is larger than the sum of its proper divisors (474899450).

948565138 is a wasteful number, since it uses less digits than its factorization.

948565138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205628.

The product of its digits is 1036800, while the sum is 49.

The square root of 948565138 is about 30798.7846838150. The cubic root of 948565138 is about 982.5523976311.

The spelling of 948565138 in words is "nine hundred forty-eight million, five hundred sixty-five thousand, one hundred thirty-eight".