154027385873 has 2 divisors, whose sum is σ = 154027385874. Its totient is φ = 154027385872.

The previous prime is 154027385833. The next prime is 154027385879. The reversal of 154027385873 is 378583720451.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 146456993809 + 7570392064 = 382697^2 + 87008^2 .

It is a cyclic number.

It is not a de Polignac number, because 154027385873 - 2²⁴ = 154010608657 is a prime.

It is not a weakly prime, because it can be changed into another prime (154027385879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77013692936 + 77013692937.

It is an arithmetic number, because the mean of its divisors is an integer number (77013692937).

Almost surely, 2^154027385873 is an apocalyptic number.

It is an amenable number.

154027385873 is a deficient number, since it is larger than the sum of its proper divisors (1).

154027385873 is an equidigital number, since it uses as much as digits as its factorization.

154027385873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5644800, while the sum is 53.

The spelling of 154027385873 in words is "one hundred fifty-four billion, twenty-seven million, three hundred eighty-five thousand, eight hundred seventy-three".