145012406 has 32 divisors (see below), whose sum is σ = 272809728. Its totient is φ = 56161440.

The previous prime is 145012403. The next prime is 145012421. The reversal of 145012406 is 604210541.

145012406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145012403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23921 + ... + 29363.

It is an arithmetic number, because the mean of its divisors is an integer number (8525304).

Almost surely, 2^145012406 is an apocalyptic number.

145012406 is a deficient number, since it is larger than the sum of its proper divisors (127797322).

145012406 is a wasteful number, since it uses less digits than its factorization.

145012406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5636.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 145012406 is about 12042.1096988858. The cubic root of 145012406 is about 525.3737698131.

Adding to 145012406 its reverse (604210541), we get a palindrome (749222947).

The spelling of 145012406 in words is "one hundred forty-five million, twelve thousand, four hundred six".