154302430493 has 2 divisors, whose sum is σ = 154302430494. Its totient is φ = 154302430492.

The previous prime is 154302430463. The next prime is 154302430523. The reversal of 154302430493 is 394034203451.

It is a balanced prime because it is at equal distance from previous prime (154302430463) and next prime (154302430523).

It can be written as a sum of positive squares in only one way, i.e., 119907760729 + 34394669764 = 346277^2 + 185458^2 .

It is a cyclic number.

It is not a de Polignac number, because 154302430493 - 2¹⁰ = 154302429469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (154302430453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77151215246 + 77151215247.

It is an arithmetic number, because the mean of its divisors is an integer number (77151215247).

Almost surely, 2^154302430493 is an apocalyptic number.

It is an amenable number.

154302430493 is a deficient number, since it is larger than the sum of its proper divisors (1).

154302430493 is an equidigital number, since it uses as much as digits as its factorization.

154302430493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 38.

The spelling of 154302430493 in words is "one hundred fifty-four billion, three hundred two million, four hundred thirty thousand, four hundred ninety-three".