1192894049 has 2 divisors, whose sum is σ = 1192894050. Its totient is φ = 1192894048.

The previous prime is 1192894013. The next prime is 1192894093. The reversal of 1192894049 is 9404982911.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 766182400 + 426711649 = 27680^2 + 20657^2 .

It is an emirp because it is prime and its reverse (9404982911) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1192894049 - 2¹⁶ = 1192828513 is a prime.

It is a super-2 number, since 2×1192894049² = 2845992424279228802, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1192893994 and 1192894012.

It is not a weakly prime, because it can be changed into another prime (1192894099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 596447024 + 596447025.

It is an arithmetic number, because the mean of its divisors is an integer number (596447025).

Almost surely, 2^1192894049 is an apocalyptic number.

It is an amenable number.

1192894049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1192894049 is an equidigital number, since it uses as much as digits as its factorization.

1192894049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 47.

The square root of 1192894049 is about 34538.2982933439. The cubic root of 1192894049 is about 1060.5568597165.

The spelling of 1192894049 in words is "one billion, one hundred ninety-two million, eight hundred ninety-four thousand, forty-nine".