1126785504 has 48 divisors (see below), whose sum is σ = 3185339472. Its totient is φ = 346702848.

The previous prime is 1126785467. The next prime is 1126785509. The reversal of 1126785504 is 4055876211.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126785509) 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, 450189 + ... + 452684.

It is an arithmetic number, because the mean of its divisors is an integer number (66361239).

Almost surely, 2^1126785504 is an apocalyptic number.

It is an amenable number.

1126785504 is an abundant number, since it is smaller than the sum of its proper divisors (2058553968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1126785504 is a wasteful number, since it uses less digits than its factorization.

1126785504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902899 (or 902891 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 39.

The square root of 1126785504 is about 33567.6258320424. The cubic root of 1126785504 is about 1040.5918426178.

The spelling of 1126785504 in words is "one billion, one hundred twenty-six million, seven hundred eighty-five thousand, five hundred four".