146733469 has 2 divisors, whose sum is σ = 146733470. Its totient is φ = 146733468.

The previous prime is 146733467. The next prime is 146733479. The reversal of 146733469 is 964337641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99261369 + 47472100 = 9963^2 + 6890^2 .

It is a cyclic number.

It is not a de Polignac number, because 146733469 - 2¹ = 146733467 is a prime.

It is a super-2 number, since 2×146733469² = 43061421849547922, which contains 22 as substring.

Together with 146733467, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146733463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73366734 + 73366735.

It is an arithmetic number, because the mean of its divisors is an integer number (73366735).

Almost surely, 2^146733469 is an apocalyptic number.

It is an amenable number.

146733469 is a deficient number, since it is larger than the sum of its proper divisors (1).

146733469 is an equidigital number, since it uses as much as digits as its factorization.

146733469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592, while the sum is 43.

The square root of 146733469 is about 12113.3591129794. The cubic root of 146733469 is about 527.4440469840. Note that the first 3 decimals are identical.

The spelling of 146733469 in words is "one hundred forty-six million, seven hundred thirty-three thousand, four hundred sixty-nine".