145050001 has 8 divisors (see below), whose sum is σ = 154016640. Its totient is φ = 136131648.

The previous prime is 145049987. The next prime is 145050013. The reversal of 145050001 is 100050541.

It is a happy number.

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

It is not a de Polignac number, because 145050001 - 2⁷ = 145049873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145050071) 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 7 ways as a sum of consecutive naturals, for example, 5781 + ... + 17986.

It is an arithmetic number, because the mean of its divisors is an integer number (19252080).

Almost surely, 2^145050001 is an apocalyptic number.

It is an amenable number.

145050001 is a deficient number, since it is larger than the sum of its proper divisors (8966639).

145050001 is a wasteful number, since it uses less digits than its factorization.

145050001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24143.

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 145050001 is about 12043.6705783577. The cubic root of 145050001 is about 525.4191675846.

The spelling of 145050001 in words is "one hundred forty-five million, fifty thousand, one".