145146406 has 8 divisors (see below), whose sum is σ = 218066544. Its totient is φ = 72457560.

The previous prime is 145146401. The next prime is 145146409. The reversal of 145146406 is 604641541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145146401) by changing a digit.

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, 56245 + ... + 58768.

It is an arithmetic number, because the mean of its divisors is an integer number (27258318).

Almost surely, 2^145146406 is an apocalyptic number.

145146406 is a deficient number, since it is larger than the sum of its proper divisors (72920138).

145146406 is a wasteful number, since it uses less digits than its factorization.

145146406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115646.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 145146406 is about 12047.6722232969. The cubic root of 145146406 is about 525.5355454239.

Adding to 145146406 its reverse (604641541), we get a palindrome (749787947).

The spelling of 145146406 in words is "one hundred forty-five million, one hundred forty-six thousand, four hundred six".