154223150377 has 2 divisors, whose sum is σ = 154223150378. Its totient is φ = 154223150376.

The previous prime is 154223150371. The next prime is 154223150519. The reversal of 154223150377 is 773051322451.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80241326361 + 73981824016 = 283269^2 + 271996^2 .

It is a cyclic number.

It is not a de Polignac number, because 154223150377 - 2³ = 154223150369 is a prime.

It is a super-2 number, since 2×154223150377² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (154223150371) 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, 77111575188 + 77111575189.

It is an arithmetic number, because the mean of its divisors is an integer number (77111575189).

Almost surely, 2^154223150377 is an apocalyptic number.

It is an amenable number.

154223150377 is a deficient number, since it is larger than the sum of its proper divisors (1).

154223150377 is an equidigital number, since it uses as much as digits as its factorization.

154223150377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 176400, while the sum is 40.

The spelling of 154223150377 in words is "one hundred fifty-four billion, two hundred twenty-three million, one hundred fifty thousand, three hundred seventy-seven".