1952041138 has 8 divisors (see below), whose sum is σ = 2928578220. Its totient is φ = 975848400.

The previous prime is 1952041129. The next prime is 1952041163. The reversal of 1952041138 is 8311402591.

It can be written as a sum of positive squares in 2 ways, for example, as 1524668209 + 427372929 = 39047^2 + 20673^2 .

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

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, 71413 + ... + 94888.

Almost surely, 2^1952041138 is an apocalyptic number.

1952041138 is a deficient number, since it is larger than the sum of its proper divisors (976537082).

1952041138 is a wasteful number, since it uses less digits than its factorization.

1952041138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172172.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 1952041138 is about 44181.9096237363. The cubic root of 1952041138 is about 1249.7687333219.

The spelling of 1952041138 in words is "one billion, nine hundred fifty-two million, forty-one thousand, one hundred thirty-eight".