1194086401 has 2 divisors, whose sum is σ = 1194086402. Its totient is φ = 1194086400.

The previous prime is 1194086363. The next prime is 1194086417. The reversal of 1194086401 is 1046804911.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 886610176 + 307476225 = 29776^2 + 17535^2 .

It is a cyclic number.

It is not a de Polignac number, because 1194086401 - 2¹³ = 1194078209 is a prime.

It is not a weakly prime, because it can be changed into another prime (1194086431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 597043200 + 597043201.

It is an arithmetic number, because the mean of its divisors is an integer number (597043201).

Almost surely, 2^1194086401 is an apocalyptic number.

It is an amenable number.

1194086401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1194086401 is an equidigital number, since it uses as much as digits as its factorization.

1194086401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 1194086401 is about 34555.5552842086. Note that the first 3 decimals coincide. The cubic root of 1194086401 is about 1060.9101003641.

The spelling of 1194086401 in words is "one billion, one hundred ninety-four million, eighty-six thousand, four hundred one".