7749000313 has 2 divisors, whose sum is σ = 7749000314. Its totient is φ = 7749000312.

The previous prime is 7749000293. The next prime is 7749000341. The reversal of 7749000313 is 3130009477.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7325134569 + 423865744 = 85587^2 + 20588^2 .

It is a cyclic number.

It is not a de Polignac number, because 7749000313 - 2¹⁷ = 7748869241 is a prime.

It is not a weakly prime, because it can be changed into another prime (7749000353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3874500156 + 3874500157.

It is an arithmetic number, because the mean of its divisors is an integer number (3874500157).

Almost surely, 2^7749000313 is an apocalyptic number.

It is an amenable number.

7749000313 is a deficient number, since it is larger than the sum of its proper divisors (1).

7749000313 is an equidigital number, since it uses as much as digits as its factorization.

7749000313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15876, while the sum is 34.

The square root of 7749000313 is about 88028.4062845625. The cubic root of 7749000313 is about 1978.8607118740.

The spelling of 7749000313 in words is "seven billion, seven hundred forty-nine million, three hundred thirteen", and thus it is an aban number.