1245233763 has 24 divisors (see below), whose sum is σ = 1876730000. Its totient is φ = 816023808.

The previous prime is 1245233753. The next prime is 1245233791. The reversal of 1245233763 is 3673325421.

1245233763 is a `hidden beast` number, since 124 + 523 + 3 + 7 + 6 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-1245233763 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1245233753) 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 in 23 ways as a sum of consecutive naturals, for example, 87363 + ... + 100611.

Almost surely, 2^1245233763 is an apocalyptic number.

1245233763 is a deficient number, since it is larger than the sum of its proper divisors (631496237).

1245233763 is an equidigital number, since it uses as much as digits as its factorization.

1245233763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13376 (or 13311 counting only the distinct ones).

The product of its digits is 90720, while the sum is 36.

The square root of 1245233763 is about 35287.8699130452. The cubic root of 1245233763 is about 1075.8464616376.

The spelling of 1245233763 in words is "one billion, two hundred forty-five million, two hundred thirty-three thousand, seven hundred sixty-three".