1503113145 has 8 divisors (see below), whose sum is σ = 2404981056. Its totient is φ = 801660336.

The previous prime is 1503113141. The next prime is 1503113159. The reversal of 1503113145 is 5413113051.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1503113145 - 2² = 1503113141 is a prime.

It is a super-3 number, since 3×1503113145³ (a number of 29 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1503113141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50103757 + ... + 50103786.

It is an arithmetic number, because the mean of its divisors is an integer number (300622632).

Almost surely, 2^1503113145 is an apocalyptic number.

1503113145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1503113145 is a deficient number, since it is larger than the sum of its proper divisors (901867911).

1503113145 is a wasteful number, since it uses less digits than its factorization.

1503113145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100207551.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 1503113145 is about 38770.0031596594. The cubic root of 1503113145 is about 1145.5056200828.

Adding to 1503113145 its reverse (5413113051), we get a palindrome (6916226196).

The spelling of 1503113145 in words is "one billion, five hundred three million, one hundred thirteen thousand, one hundred forty-five".