1310002249 has 2 divisors, whose sum is σ = 1310002250. Its totient is φ = 1310002248.

The previous prime is 1310002223. The next prime is 1310002273. The reversal of 1310002249 is 9422000131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1301405625 + 8596624 = 36075^2 + 2932^2 .

It is an emirp because it is prime and its reverse (9422000131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1310002249 - 2⁵ = 1310002217 is a prime.

It is a super-2 number, since 2×1310002249² = 3432211784770116002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1310002349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655001124 + 655001125.

It is an arithmetic number, because the mean of its divisors is an integer number (655001125).

Almost surely, 2^1310002249 is an apocalyptic number.

It is an amenable number.

1310002249 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310002249 is an equidigital number, since it uses as much as digits as its factorization.

1310002249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 1310002249 is about 36193.9532104466. The cubic root of 1310002249 is about 1094.1848075261.

The spelling of 1310002249 in words is "one billion, three hundred ten million, two thousand, two hundred forty-nine".