1252711503 has 12 divisors (see below), whose sum is σ = 1812787288. Its totient is φ = 833610960.

The previous prime is 1252711489. The next prime is 1252711513. The reversal of 1252711503 is 3051172521.

1252711503 is a `hidden beast` number, since 125 + 27 + 11 + 503 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-1252711503 is a prime.

It is a super-2 number, since 2×1252711503² = 3138572219497038018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252711513) 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 in 11 ways as a sum of consecutive naturals, for example, 122308 + ... + 132153.

Almost surely, 2^1252711503 is an apocalyptic number.

1252711503 is a deficient number, since it is larger than the sum of its proper divisors (560075785).

1252711503 is a wasteful number, since it uses less digits than its factorization.

1252711503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255014 (or 255011 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The square root of 1252711503 is about 35393.6647297225. The cubic root of 1252711503 is about 1077.9956833125.

The spelling of 1252711503 in words is "one billion, two hundred fifty-two million, seven hundred eleven thousand, five hundred three".