52145003 has 2 divisors, whose sum is σ = 52145004. Its totient is φ = 52145002.

The previous prime is 52144997. The next prime is 52145017. The reversal of 52145003 is 30054125.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52145003 is a prime.

It is not a weakly prime, because it can be changed into another prime (52145053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26072501 + 26072502.

It is an arithmetic number, because the mean of its divisors is an integer number (26072502).

Almost surely, 2^52145003 is an apocalyptic number.

52145003 is a deficient number, since it is larger than the sum of its proper divisors (1).

52145003 is an equidigital number, since it uses as much as digits as its factorization.

52145003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 52145003 is about 7221.1497007056. The cubic root of 52145003 is about 373.5977330027.

Adding to 52145003 its reverse (30054125), we get a palindrome (82199128).

The spelling of 52145003 in words is "fifty-two million, one hundred forty-five thousand, three".