152340503 has 4 divisors (see below), whose sum is σ = 174103440. Its totient is φ = 130577568.

The previous prime is 152340491. The next prime is 152340527. The reversal of 152340503 is 305043251.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 152340503 - 2²⁶ = 85231639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152340533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10881458 + ... + 10881471.

It is an arithmetic number, because the mean of its divisors is an integer number (43525860).

Almost surely, 2^152340503 is an apocalyptic number.

152340503 is a deficient number, since it is larger than the sum of its proper divisors (21762937).

152340503 is an equidigital number, since it uses as much as digits as its factorization.

152340503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21762936.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 152340503 is about 12342.6295010423. The cubic root of 152340503 is about 534.0785407722.

Adding to 152340503 its reverse (305043251), we get a palindrome (457383754).

The spelling of 152340503 in words is "one hundred fifty-two million, three hundred forty thousand, five hundred three".