1150087550 has 24 divisors (see below), whose sum is σ = 2144431200. Its totient is φ = 458902080.

The previous prime is 1150087517. The next prime is 1150087559. The reversal of 1150087550 is 557800511.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1150087559) 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, 7670 + ... + 48569.

It is an arithmetic number, because the mean of its divisors is an integer number (89351300).

Almost surely, 2^1150087550 is an apocalyptic number.

1150087550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1150087550 is a deficient number, since it is larger than the sum of its proper divisors (994343650).

1150087550 is a wasteful number, since it uses less digits than its factorization.

1150087550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56660 (or 56655 counting only the distinct ones).

The product of its (nonzero) digits is 7000, while the sum is 32.

The square root of 1150087550 is about 33912.9407453851. The cubic root of 1150087550 is about 1047.7161395174.

The spelling of 1150087550 in words is "one billion, one hundred fifty million, eighty-seven thousand, five hundred fifty".