7427342423 has 2 divisors, whose sum is σ = 7427342424. Its totient is φ = 7427342422.

The previous prime is 7427342393. The next prime is 7427342467. The reversal of 7427342423 is 3242437247.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7427342423 - 2²² = 7423148119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7427342473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3713671211 + 3713671212.

It is an arithmetic number, because the mean of its divisors is an integer number (3713671212).

Almost surely, 2^7427342423 is an apocalyptic number.

7427342423 is a deficient number, since it is larger than the sum of its proper divisors (1).

7427342423 is an equidigital number, since it uses as much as digits as its factorization.

7427342423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 225792, while the sum is 38.

The square root of 7427342423 is about 86182.0307430731. The cubic root of 7427342423 is about 1951.0923026005.

The spelling of 7427342423 in words is "seven billion, four hundred twenty-seven million, three hundred forty-two thousand, four hundred twenty-three".