154375693 has 2 divisors, whose sum is σ = 154375694. Its totient is φ = 154375692.

The previous prime is 154375649. The next prime is 154375709. The reversal of 154375693 is 396573451.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89056969 + 65318724 = 9437^2 + 8082^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-154375693 is a prime.

It is equal to p_8676448 and since 154375693 and 8676448 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (154375493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77187846 + 77187847.

It is an arithmetic number, because the mean of its divisors is an integer number (77187847).

Almost surely, 2^154375693 is an apocalyptic number.

It is an amenable number.

154375693 is a deficient number, since it is larger than the sum of its proper divisors (1).

154375693 is an equidigital number, since it uses as much as digits as its factorization.

154375693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 340200, while the sum is 43.

The square root of 154375693 is about 12424.8015275899. The cubic root of 154375693 is about 536.4463648764.

The spelling of 154375693 in words is "one hundred fifty-four million, three hundred seventy-five thousand, six hundred ninety-three".