1150514987 has 4 divisors (see below), whose sum is σ = 1150705920. Its totient is φ = 1150324056.

The previous prime is 1150514983. The next prime is 1150515013. The reversal of 1150514987 is 7894150511.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1150514987 - 2² = 1150514983 is a prime.

It is a super-2 number, since 2×1150514987² = 2647369470623220338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1150514983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86123 + ... + 98580.

It is an arithmetic number, because the mean of its divisors is an integer number (287676480).

Almost surely, 2^1150514987 is an apocalyptic number.

1150514987 is a deficient number, since it is larger than the sum of its proper divisors (190933).

1150514987 is an equidigital number, since it uses as much as digits as its factorization.

1150514987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190932.

The product of its (nonzero) digits is 50400, while the sum is 41.

The square root of 1150514987 is about 33919.2421348119. The cubic root of 1150514987 is about 1047.8459201227.

The spelling of 1150514987 in words is "one billion, one hundred fifty million, five hundred fourteen thousand, nine hundred eighty-seven".