75126456953 has 2 divisors, whose sum is σ = 75126456954. Its totient is φ = 75126456952.

The previous prime is 75126456947. The next prime is 75126456989. The reversal of 75126456953 is 35965462157.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74697262864 + 429194089 = 273308^2 + 20717^2 .

It is a cyclic number.

It is not a de Polignac number, because 75126456953 - 2¹² = 75126452857 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 75126456895 and 75126456904.

It is not a weakly prime, because it can be changed into another prime (75126456913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37563228476 + 37563228477.

It is an arithmetic number, because the mean of its divisors is an integer number (37563228477).

Almost surely, 2^75126456953 is an apocalyptic number.

It is an amenable number.

75126456953 is a deficient number, since it is larger than the sum of its proper divisors (1).

75126456953 is an equidigital number, since it uses as much as digits as its factorization.

75126456953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6804000, while the sum is 53.

The spelling of 75126456953 in words is "seventy-five billion, one hundred twenty-six million, four hundred fifty-six thousand, nine hundred fifty-three".