1149069725 has 6 divisors (see below), whose sum is σ = 1424846490. Its totient is φ = 919255760.

The previous prime is 1149069709. The next prime is 1149069793. The reversal of 1149069725 is 5279609411.

It can be written as a sum of positive squares in 3 ways, for example, as 1012036 + 1148057689 = 1006^2 + 33883^2 .

It is not a de Polignac number, because 1149069725 - 2⁴ = 1149069709 is a prime.

It is a super-2 number, since 2×1149069725² = 2640722465823151250, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 22981370 + ... + 22981419.

It is an arithmetic number, because the mean of its divisors is an integer number (237474415).

Almost surely, 2^1149069725 is an apocalyptic number.

It is an amenable number.

1149069725 is a deficient number, since it is larger than the sum of its proper divisors (275776765).

1149069725 is an equidigital number, since it uses as much as digits as its factorization.

1149069725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45962799 (or 45962794 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 44.

The square root of 1149069725 is about 33897.9309840586. The cubic root of 1149069725 is about 1047.4069727879.

The spelling of 1149069725 in words is "one billion, one hundred forty-nine million, sixty-nine thousand, seven hundred twenty-five".