1503256133 has 2 divisors, whose sum is σ = 1503256134. Its totient is φ = 1503256132.

The previous prime is 1503256109. The next prime is 1503256147. The reversal of 1503256133 is 3316523051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1240589284 + 262666849 = 35222^2 + 16207^2 .

It is a cyclic number.

It is not a de Polignac number, because 1503256133 - 2¹⁰ = 1503255109 is a prime.

It is a super-2 number, since 2×1503256133² = 4519558002804227378, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1503256096 and 1503256105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1503256163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 751628066 + 751628067.

It is an arithmetic number, because the mean of its divisors is an integer number (751628067).

Almost surely, 2^1503256133 is an apocalyptic number.

It is an amenable number.

1503256133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1503256133 is an equidigital number, since it uses as much as digits as its factorization.

1503256133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 1503256133 is about 38771.8471703374. The cubic root of 1503256133 is about 1145.5419421132.

Adding to 1503256133 its reverse (3316523051), we get a palindrome (4819779184).

The spelling of 1503256133 in words is "one billion, five hundred three million, two hundred fifty-six thousand, one hundred thirty-three".