1164730447 has 2 divisors, whose sum is σ = 1164730448. Its totient is φ = 1164730446.

The previous prime is 1164730423. The next prime is 1164730471. The reversal of 1164730447 is 7440374611.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (1164730423) and next prime (1164730471).

It is a cyclic number.

It is not a de Polignac number, because 1164730447 - 2⁷ = 1164730319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1164730487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 582365223 + 582365224.

It is an arithmetic number, because the mean of its divisors is an integer number (582365224).

Almost surely, 2^1164730447 is an apocalyptic number.

1164730447 is a deficient number, since it is larger than the sum of its proper divisors (1).

1164730447 is an equidigital number, since it uses as much as digits as its factorization.

1164730447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56448, while the sum is 37.

The square root of 1164730447 is about 34128.1474299441. The cubic root of 1164730447 is about 1052.1439028691.

The spelling of 1164730447 in words is "one billion, one hundred sixty-four million, seven hundred thirty thousand, four hundred forty-seven".