145251426 has 8 divisors (see below), whose sum is σ = 290502864. Its totient is φ = 48417140.

The previous prime is 145251391. The next prime is 145251427. The reversal of 145251426 is 624152541.

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

145251426 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 145251393 and 145251402.

It is not an unprimeable number, because it can be changed into a prime (145251427) 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, 12104280 + ... + 12104291.

It is an arithmetic number, because the mean of its divisors is an integer number (36312858).

Almost surely, 2^145251426 is an apocalyptic number.

145251426 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145251426 is a wasteful number, since it uses less digits than its factorization.

145251426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24208576.

The product of its digits is 9600, while the sum is 30.

The square root of 145251426 is about 12052.0299534975. The cubic root of 145251426 is about 525.6622644579.

It can be divided in two parts, 14525 and 1426, that added together give a palindrome (15951).

The spelling of 145251426 in words is "one hundred forty-five million, two hundred fifty-one thousand, four hundred twenty-six".