154114140111469 has 2 divisors, whose sum is σ = 154114140111470. Its totient is φ = 154114140111468.

The previous prime is 154114140111409. The next prime is 154114140111527. The reversal of 154114140111469 is 964111041411451.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 138810693422025 + 15303446689444 = 11781795^2 + 3911962^2 .

It is a cyclic number.

It is not a de Polignac number, because 154114140111469 - 2¹¹ = 154114140109421 is a prime.

It is a super-2 number, since 2×154114140111469² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (154114140111409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77057070055734 + 77057070055735.

It is an arithmetic number, because the mean of its divisors is an integer number (77057070055735).

Almost surely, 2^{154114140111469} is an apocalyptic number.

It is an amenable number.

154114140111469 is a deficient number, since it is larger than the sum of its proper divisors (1).

154114140111469 is an equidigital number, since it uses as much as digits as its factorization.

154114140111469 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 43.

The spelling of 154114140111469 in words is "one hundred fifty-four trillion, one hundred fourteen billion, one hundred forty million, one hundred eleven thousand, four hundred sixty-nine".