145514001 has 8 divisors (see below), whose sum is σ = 197307360. Its totient is φ = 95364992.

The previous prime is 145513997. The next prime is 145514029. The reversal of 145514001 is 100415541.

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

It is a cyclic number.

It is not a de Polignac number, because 145514001 - 2² = 145513997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (145514071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 410880 + ... + 411233.

It is an arithmetic number, because the mean of its divisors is an integer number (24663420).

Almost surely, 2^145514001 is an apocalyptic number.

It is an amenable number.

145514001 is a deficient number, since it is larger than the sum of its proper divisors (51793359).

145514001 is an equidigital number, since it uses as much as digits as its factorization.

145514001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 822175.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 145514001 is about 12062.9184279759. The cubic root of 145514001 is about 525.9788251631.

Adding to 145514001 its reverse (100415541), we get a palindrome (245929542).

The spelling of 145514001 in words is "one hundred forty-five million, five hundred fourteen thousand, one".