1147059971 has 2 divisors, whose sum is σ = 1147059972. Its totient is φ = 1147059970.

The previous prime is 1147059937. The next prime is 1147060007. The reversal of 1147059971 is 1799507411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1147059971 - 2¹⁰ = 1147058947 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1147059931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 573529985 + 573529986.

It is an arithmetic number, because the mean of its divisors is an integer number (573529986).

Almost surely, 2^1147059971 is an apocalyptic number.

1147059971 is a deficient number, since it is larger than the sum of its proper divisors (1).

1147059971 is an equidigital number, since it uses as much as digits as its factorization.

1147059971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 79380, while the sum is 44.

The square root of 1147059971 is about 33868.2738119320. The cubic root of 1147059971 is about 1046.7959687288.

The spelling of 1147059971 in words is "one billion, one hundred forty-seven million, fifty-nine thousand, nine hundred seventy-one".