1130971213 has 2 divisors, whose sum is σ = 1130971214. Its totient is φ = 1130971212.

The previous prime is 1130971207. The next prime is 1130971229. The reversal of 1130971213 is 3121790311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1107758089 + 23213124 = 33283^2 + 4818^2 .

It is an emirp because it is prime and its reverse (3121790311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1130971213 - 2²⁹ = 594100301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1130971313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565485606 + 565485607.

It is an arithmetic number, because the mean of its divisors is an integer number (565485607).

Almost surely, 2^1130971213 is an apocalyptic number.

It is an amenable number.

1130971213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1130971213 is an equidigital number, since it uses as much as digits as its factorization.

1130971213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1134, while the sum is 28.

The square root of 1130971213 is about 33629.9154474108. The cubic root of 1130971213 is about 1041.8787578917.

The spelling of 1130971213 in words is "one billion, one hundred thirty million, nine hundred seventy-one thousand, two hundred thirteen".