2509059149 has 8 divisors (see below), whose sum is σ = 2596480920. Its totient is φ = 2421697600.

The previous prime is 2509059101. The next prime is 2509059151. The reversal of 2509059149 is 9419509052.

It can be written as a sum of positive squares in 4 ways, for example, as 139122025 + 2369937124 = 11795^2 + 48682^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2509059149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2509059169) 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, 79979 + ... + 106839.

It is an arithmetic number, because the mean of its divisors is an integer number (324560115).

Almost surely, 2^2509059149 is an apocalyptic number.

2509059149 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

2509059149 is a deficient number, since it is larger than the sum of its proper divisors (87421771).

2509059149 is a wasteful number, since it uses less digits than its factorization.

2509059149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30111.

The product of its (nonzero) digits is 145800, while the sum is 44.

The square root of 2509059149 is about 50090.5095701771. The cubic root of 2509059149 is about 1358.8461863627.

The spelling of 2509059149 in words is "two billion, five hundred nine million, fifty-nine thousand, one hundred forty-nine".