1147706423 has 2 divisors, whose sum is σ = 1147706424. Its totient is φ = 1147706422.

The previous prime is 1147706389. The next prime is 1147706447. The reversal of 1147706423 is 3246077411.

It is a strong prime.

It is an emirp because it is prime and its reverse (3246077411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1147706423 - 2⁶ = 1147706359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1147706473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 573853211 + 573853212.

It is an arithmetic number, because the mean of its divisors is an integer number (573853212).

Almost surely, 2^1147706423 is an apocalyptic number.

1147706423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1147706423 is an equidigital number, since it uses as much as digits as its factorization.

1147706423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28224, while the sum is 35.

The square root of 1147706423 is about 33877.8160895888. The cubic root of 1147706423 is about 1046.9925804377.

The spelling of 1147706423 in words is "one billion, one hundred forty-seven million, seven hundred six thousand, four hundred twenty-three".