7427012969 has 2 divisors, whose sum is σ = 7427012970. Its totient is φ = 7427012968.

The previous prime is 7427012963. The next prime is 7427012977. The reversal of 7427012969 is 9692107247.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7325305744 + 101707225 = 85588^2 + 10085^2 .

It is a cyclic number.

It is not a de Polignac number, because 7427012969 - 2²⁰ = 7425964393 is a prime.

It is a super-2 number, since 2×7427012969² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7427012963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3713506484 + 3713506485.

It is an arithmetic number, because the mean of its divisors is an integer number (3713506485).

Almost surely, 2^7427012969 is an apocalyptic number.

It is an amenable number.

7427012969 is a deficient number, since it is larger than the sum of its proper divisors (1).

7427012969 is an equidigital number, since it uses as much as digits as its factorization.

7427012969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 381024, while the sum is 47.

The square root of 7427012969 is about 86180.1193373507. The cubic root of 7427012969 is about 1951.0634540285.

The spelling of 7427012969 in words is "seven billion, four hundred twenty-seven million, twelve thousand, nine hundred sixty-nine".