145451342 has 8 divisors (see below), whose sum is σ = 218235600. Its totient is φ = 72706144.

The previous prime is 145451321. The next prime is 145451351. The reversal of 145451342 is 243154541.

145451342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2759 + ... + 17277.

It is an arithmetic number, because the mean of its divisors is an integer number (27279450).

Almost surely, 2^145451342 is an apocalyptic number.

145451342 is a deficient number, since it is larger than the sum of its proper divisors (72784258).

145451342 is a wasteful number, since it uses less digits than its factorization.

145451342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19530.

The product of its digits is 9600, while the sum is 29.

The square root of 145451342 is about 12060.3209741698. The cubic root of 145451342 is about 525.9033180214.

The spelling of 145451342 in words is "one hundred forty-five million, four hundred fifty-one thousand, three hundred forty-two".