1011523452097 has 2 divisors, whose sum is σ = 1011523452098. Its totient is φ = 1011523452096.

The previous prime is 1011523452077. The next prime is 1011523452101. The reversal of 1011523452097 is 7902543251101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 868681784961 + 142841667136 = 932031^2 + 377944^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1011523452097 is a prime.

It is not a weakly prime, because it can be changed into another prime (1011523452077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505761726048 + 505761726049.

It is an arithmetic number, because the mean of its divisors is an integer number (505761726049).

Almost surely, 2^{1011523452097} is an apocalyptic number.

It is an amenable number.

1011523452097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011523452097 is an equidigital number, since it uses as much as digits as its factorization.

1011523452097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75600, while the sum is 40.

The spelling of 1011523452097 in words is "one trillion, eleven billion, five hundred twenty-three million, four hundred fifty-two thousand, ninety-seven".