1001134725 has 48 divisors (see below), whose sum is σ = 1684713600. Its totient is φ = 524512000.

The previous prime is 1001134721. The next prime is 1001134747. The reversal of 1001134725 is 5274311001.

1001134725 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1001134725 - 2² = 1001134721 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1001134695 and 1001134704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001134721) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1128232 + ... + 1129118.

It is an arithmetic number, because the mean of its divisors is an integer number (35098200).

Almost surely, 2^1001134725 is an apocalyptic number.

1001134725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1001134725 is a deficient number, since it is larger than the sum of its proper divisors (683578875).

1001134725 is a wasteful number, since it uses less digits than its factorization.

1001134725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1150 (or 1145 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 1001134725 is about 31640.7130924700. The cubic root of 1001134725 is about 1000.3780986900.

Adding to 1001134725 its reverse (5274311001), we get a palindrome (6275445726).

The spelling of 1001134725 in words is "one billion, one million, one hundred thirty-four thousand, seven hundred twenty-five".