1514002001 has 4 divisors (see below), whose sum is σ = 1554921012. Its totient is φ = 1473082992.

The previous prime is 1514001991. The next prime is 1514002003. The reversal of 1514002001 is 1002004151.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1002004151 = 233 ⋅4300447.

It can be written as a sum of positive squares in 2 ways, for example, as 537126976 + 976875025 = 23176^2 + 31255^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1514002001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1514002003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20459450 + ... + 20459523.

It is an arithmetic number, because the mean of its divisors is an integer number (388730253).

Almost surely, 2^1514002001 is an apocalyptic number.

It is an amenable number.

1514002001 is a deficient number, since it is larger than the sum of its proper divisors (40919011).

1514002001 is an equidigital number, since it uses as much as digits as its factorization.

1514002001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40919010.

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 1514002001 is about 38910.1786297622. The cubic root of 1514002001 is about 1148.2650590176.

Adding to 1514002001 its reverse (1002004151), we get a palindrome (2516006152).

The spelling of 1514002001 in words is "one billion, five hundred fourteen million, two thousand, one".