145334456 has 16 divisors (see below), whose sum is σ = 272643840. Its totient is φ = 72629440.

The previous prime is 145334443. The next prime is 145334461. The reversal of 145334456 is 654433541.

It is a super-2 number, since 2×145334456² = 42244208201631872, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18116 + ... + 24876.

It is an arithmetic number, because the mean of its divisors is an integer number (17040240).

Almost surely, 2^145334456 is an apocalyptic number.

It is an amenable number.

145334456 is a deficient number, since it is larger than the sum of its proper divisors (127309384).

145334456 is a wasteful number, since it uses less digits than its factorization.

145334456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9454 (or 9450 counting only the distinct ones).

The product of its digits is 86400, while the sum is 35.

The square root of 145334456 is about 12055.4741092999. The cubic root of 145334456 is about 525.7624067314.

Adding to 145334456 its reverse (654433541), we get a palindrome (799767997).

The spelling of 145334456 in words is "one hundred forty-five million, three hundred thirty-four thousand, four hundred fifty-six".