1164843725 has 12 divisors (see below), whose sum is σ = 1494214260. Its totient is φ = 899740800.

The previous prime is 1164843683. The next prime is 1164843737. The reversal of 1164843725 is 5273484611.

It can be written as a sum of positive squares in 6 ways, for example, as 53421481 + 1111422244 = 7309^2 + 33338^2 .

It is not a de Polignac number, because 1164843725 - 2¹² = 1164839629 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 802616 + ... + 804065.

It is an arithmetic number, because the mean of its divisors is an integer number (124517855).

Almost surely, 2^1164843725 is an apocalyptic number.

It is an amenable number.

1164843725 is a deficient number, since it is larger than the sum of its proper divisors (329370535).

1164843725 is a wasteful number, since it uses less digits than its factorization.

1164843725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1606720 (or 1606715 counting only the distinct ones).

The product of its digits is 161280, while the sum is 41.

The square root of 1164843725 is about 34129.8069874413. The cubic root of 1164843725 is about 1052.1780111596.

The spelling of 1164843725 in words is "one billion, one hundred sixty-four million, eight hundred forty-three thousand, seven hundred twenty-five".