154375045729 has 2 divisors, whose sum is σ = 154375045730. Its totient is φ = 154375045728.

The previous prime is 154375045723. The next prime is 154375045757. The reversal of 154375045729 is 927540573451.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86699624704 + 67675421025 = 294448^2 + 260145^2 .

It is a cyclic number.

It is not a de Polignac number, because 154375045729 - 2¹⁷ = 154374914657 is a prime.

It is a super-2 number, since 2×154375045729² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (154375045723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77187522864 + 77187522865.

It is an arithmetic number, because the mean of its divisors is an integer number (77187522865).

Almost surely, 2^154375045729 is an apocalyptic number.

It is an amenable number.

154375045729 is a deficient number, since it is larger than the sum of its proper divisors (1).

154375045729 is an equidigital number, since it uses as much as digits as its factorization.

154375045729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5292000, while the sum is 52.

The spelling of 154375045729 in words is "one hundred fifty-four billion, three hundred seventy-five million, forty-five thousand, seven hundred twenty-nine".