468145493 has 2 divisors, whose sum is σ = 468145494. Its totient is φ = 468145492.

The previous prime is 468145487. The next prime is 468145603. The reversal of 468145493 is 394541864.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 463024324 + 5121169 = 21518^2 + 2263^2 .

It is a cyclic number.

It is not a de Polignac number, because 468145493 - 2¹² = 468141397 is a prime.

It is equal to p_24762995 and since 468145493 and 24762995 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 (468145453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 234072746 + 234072747.

It is an arithmetic number, because the mean of its divisors is an integer number (234072747).

Almost surely, 2^468145493 is an apocalyptic number.

It is an amenable number.

468145493 is a deficient number, since it is larger than the sum of its proper divisors (1).

468145493 is an equidigital number, since it uses as much as digits as its factorization.

468145493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 414720, while the sum is 44.

The square root of 468145493 is about 21636.6700996248. The cubic root of 468145493 is about 776.4740550527.

The spelling of 468145493 in words is "four hundred sixty-eight million, one hundred forty-five thousand, four hundred ninety-three".