1156250115 has 12 divisors (see below), whose sum is σ = 2004166944. Its totient is φ = 616666704.

The previous prime is 1156250101. The next prime is 1156250119. The reversal of 1156250115 is 5110526511.

1156250115 is a `hidden beast` number, since 1 + 156 + 2 + 501 + 1 + 5 = 666.

It is not a de Polignac number, because 1156250115 - 2⁴ = 1156250099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1156250119) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12847179 + ... + 12847268.

It is an arithmetic number, because the mean of its divisors is an integer number (167013912).

Almost surely, 2^1156250115 is an apocalyptic number.

1156250115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1156250115 is a deficient number, since it is larger than the sum of its proper divisors (847916829).

1156250115 is a wasteful number, since it uses less digits than its factorization.

1156250115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25694458 (or 25694455 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 27.

The square root of 1156250115 is about 34003.6779628322. The cubic root of 1156250115 is about 1049.5841482491.

Adding to 1156250115 its reverse (5110526511), we get a palindrome (6266776626).

The spelling of 1156250115 in words is "one billion, one hundred fifty-six million, two hundred fifty thousand, one hundred fifteen".