1503113 has 2 divisors, whose sum is σ = 1503114. Its totient is φ = 1503112.

The previous prime is 1503091. The next prime is 1503127. The reversal of 1503113 is 3113051.

It is an a-pointer prime, because the next prime (1503127) can be obtained adding 1503113 to its sum of digits (14).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1352569 + 150544 = 1163^2 + 388^2 .

It is a cyclic number.

It is not a de Polignac number, because 1503113 - 2⁶ = 1503049 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1503163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 751556 + 751557.

It is an arithmetic number, because the mean of its divisors is an integer number (751557).

2^1503113 is an apocalyptic number.

It is an amenable number.

1503113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1503113 is an equidigital number, since it uses as much as digits as its factorization.

1503113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45, while the sum is 14.

The square root of 1503113 is about 1226.0150896298. The cubic root of 1503113 is about 114.5505583249.

Adding to 1503113 its reverse (3113051), we get a palindrome (4616164).

The spelling of 1503113 in words is "one million, five hundred three thousand, one hundred thirteen".