7447234327453 has 2 divisors, whose sum is σ = 7447234327454. Its totient is φ = 7447234327452.

The previous prime is 7447234327427. The next prime is 7447234327459. The reversal of 7447234327453 is 3547234327447.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5300502407524 + 2146731919929 = 2302282^2 + 1465173^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7447234327453 is a prime.

It is a super-2 number, since 2×7447234327453² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7447234327394 and 7447234327403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7447234327459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3723617163726 + 3723617163727.

It is an arithmetic number, because the mean of its divisors is an integer number (3723617163727).

Almost surely, 2^{7447234327453} is an apocalyptic number.

It is an amenable number.

7447234327453 is a deficient number, since it is larger than the sum of its proper divisors (1).

7447234327453 is an equidigital number, since it uses as much as digits as its factorization.

7447234327453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 47416320, while the sum is 55.

The spelling of 7447234327453 in words is "seven trillion, four hundred forty-seven billion, two hundred thirty-four million, three hundred twenty-seven thousand, four hundred fifty-three".