152542400503 has 4 divisors (see below), whose sum is σ = 152776003608. Its totient is φ = 152308797400.

The previous prime is 152542400471. The next prime is 152542400519. The reversal of 152542400503 is 305004245251.

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 152542400503 - 2⁵ = 152542400471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152542400903) 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, 116800573 + ... + 116801878.

It is an arithmetic number, because the mean of its divisors is an integer number (38194000902).

Almost surely, 2^152542400503 is an apocalyptic number.

152542400503 is a deficient number, since it is larger than the sum of its proper divisors (233603105).

152542400503 is an equidigital number, since it uses as much as digits as its factorization.

152542400503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233603104.

The product of its (nonzero) digits is 24000, while the sum is 31.

Adding to 152542400503 its reverse (305004245251), we get a palindrome (457546645754).

The spelling of 152542400503 in words is "one hundred fifty-two billion, five hundred forty-two million, four hundred thousand, five hundred three".