7148742955723 has 2 divisors, whose sum is σ = 7148742955724. Its totient is φ = 7148742955722.

The previous prime is 7148742955699. The next prime is 7148742955729. The reversal of 7148742955723 is 3275592478417.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7148742955723 is a prime.

It is a super-2 number, since 2×7148742955723² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7148742955729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3574371477861 + 3574371477862.

It is an arithmetic number, because the mean of its divisors is an integer number (3574371477862).

Almost surely, 2^{7148742955723} is an apocalyptic number.

7148742955723 is a deficient number, since it is larger than the sum of its proper divisors (1).

7148742955723 is an equidigital number, since it uses as much as digits as its factorization.

7148742955723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 118540800, while the sum is 64.

The spelling of 7148742955723 in words is "seven trillion, one hundred forty-eight billion, seven hundred forty-two million, nine hundred fifty-five thousand, seven hundred twenty-three".