1146574249 has 2 divisors, whose sum is σ = 1146574250. Its totient is φ = 1146574248.

The previous prime is 1146574223. The next prime is 1146574279. The reversal of 1146574249 is 9424756411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 958335849 + 188238400 = 30957^2 + 13720^2 .

It is a cyclic number.

It is not a de Polignac number, because 1146574249 - 2¹⁵ = 1146541481 is a prime.

It is a super-3 number, since 3×1146574249³ (a number of 28 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1146574279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 573287124 + 573287125.

It is an arithmetic number, because the mean of its divisors is an integer number (573287125).

Almost surely, 2^1146574249 is an apocalyptic number.

It is an amenable number.

1146574249 is a deficient number, since it is larger than the sum of its proper divisors (1).

1146574249 is an equidigital number, since it uses as much as digits as its factorization.

1146574249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 43.

The square root of 1146574249 is about 33861.1023004273. The cubic root of 1146574249 is about 1046.6481927830.

The spelling of 1146574249 in words is "one billion, one hundred forty-six million, five hundred seventy-four thousand, two hundred forty-nine".