7247997403 has 2 divisors, whose sum is σ = 7247997404. Its totient is φ = 7247997402.

The previous prime is 7247997389. The next prime is 7247997461. The reversal of 7247997403 is 3047997427.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7247997403 - 2⁵ = 7247997371 is a prime.

It is not a weakly prime, because it can be changed into another prime (7247997703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3623998701 + 3623998702.

It is an arithmetic number, because the mean of its divisors is an integer number (3623998702).

Almost surely, 2^7247997403 is an apocalyptic number.

7247997403 is a deficient number, since it is larger than the sum of its proper divisors (1).

7247997403 is an equidigital number, since it uses as much as digits as its factorization.

7247997403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2667168, while the sum is 52.

The square root of 7247997403 is about 85135.1713629567. The cubic root of 7247997403 is about 1935.2601014681.

The spelling of 7247997403 in words is "seven billion, two hundred forty-seven million, nine hundred ninety-seven thousand, four hundred three".