154775362097 has 2 divisors, whose sum is σ = 154775362098. Its totient is φ = 154775362096.

The previous prime is 154775362069. The next prime is 154775362099. The reversal of 154775362097 is 790263577451.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 134099510416 + 20675851681 = 366196^2 + 143791^2 .

It is a cyclic number.

It is not a de Polignac number, because 154775362097 - 2⁸ = 154775361841 is a prime.

Together with 154775362099, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (154775362099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77387681048 + 77387681049.

It is an arithmetic number, because the mean of its divisors is an integer number (77387681049).

Almost surely, 2^154775362097 is an apocalyptic number.

It is an amenable number.

154775362097 is a deficient number, since it is larger than the sum of its proper divisors (1).

154775362097 is an equidigital number, since it uses as much as digits as its factorization.

154775362097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11113200, while the sum is 56.

The spelling of 154775362097 in words is "one hundred fifty-four billion, seven hundred seventy-five million, three hundred sixty-two thousand, ninety-seven".