1194148345 has 8 divisors (see below), whose sum is σ = 1543207176. Its totient is φ = 881832576.

The previous prime is 1194148343. The next prime is 1194148349. The reversal of 1194148345 is 5438414911.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 18481401 + 1175666944 = 4299^2 + 34288^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1194148345 - 2¹ = 1194148343 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1194148298 and 1194148307.

It is not an unprimeable number, because it can be changed into a prime (1194148343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9185692 + ... + 9185821.

It is an arithmetic number, because the mean of its divisors is an integer number (192900897).

Almost surely, 2^1194148345 is an apocalyptic number.

It is an amenable number.

1194148345 is a deficient number, since it is larger than the sum of its proper divisors (349058831).

1194148345 is a wasteful number, since it uses less digits than its factorization.

1194148345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18371531.

The product of its digits is 69120, while the sum is 40.

The square root of 1194148345 is about 34556.4515684119. The cubic root of 1194148345 is about 1060.9284451781.

The spelling of 1194148345 in words is "one billion, one hundred ninety-four million, one hundred forty-eight thousand, three hundred forty-five".