7148663 has 2 divisors, whose sum is σ = 7148664. Its totient is φ = 7148662.

The previous prime is 7148657. The next prime is 7148683. The reversal of 7148663 is 3668417.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7148663 - 2¹⁸ = 6886519 is a prime.

It is a super-2 number, since 2×7148663² = 102206765375138, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7148633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3574331 + 3574332.

It is an arithmetic number, because the mean of its divisors is an integer number (3574332).

Almost surely, 2^7148663 is an apocalyptic number.

7148663 is a deficient number, since it is larger than the sum of its proper divisors (1).

7148663 is an equidigital number, since it uses as much as digits as its factorization.

7148663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 35.

The square root of 7148663 is about 2673.6983749107. The cubic root of 7148663 is about 192.6378435881.

The spelling of 7148663 in words is "seven million, one hundred forty-eight thousand, six hundred sixty-three".