152503045 has 4 divisors (see below), whose sum is σ = 183003660. Its totient is φ = 122002432.

The previous prime is 152503037. The next prime is 152503081. The reversal of 152503045 is 540305251.

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

It can be written as a sum of positive squares in 2 ways, for example, as 40947201 + 111555844 = 6399^2 + 10562^2 .

It is a cyclic number.

It is not a de Polignac number, because 152503045 - 2³ = 152503037 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15250300 + ... + 15250309.

It is an arithmetic number, because the mean of its divisors is an integer number (45750915).

Almost surely, 2^152503045 is an apocalyptic number.

It is an amenable number.

152503045 is a deficient number, since it is larger than the sum of its proper divisors (30500615).

152503045 is an equidigital number, since it uses as much as digits as its factorization.

152503045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30500614.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 152503045 is about 12349.2123230593. The cubic root of 152503045 is about 534.2684209776.

Adding to 152503045 its reverse (540305251), we get a palindrome (692808296).

The spelling of 152503045 in words is "one hundred fifty-two million, five hundred three thousand, forty-five".