1162498987 has 8 divisors (see below), whose sum is σ = 1278559296. Its totient is φ = 1050244032.

The previous prime is 1162498969. The next prime is 1162498993. The reversal of 1162498987 is 7898942611.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1162498987 - 2¹¹ = 1162496939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1162498957) 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, 950698 + ... + 951919.

It is an arithmetic number, because the mean of its divisors is an integer number (159819912).

Almost surely, 2^1162498987 is an apocalyptic number.

1162498987 is a deficient number, since it is larger than the sum of its proper divisors (116060309).

1162498987 is a wasteful number, since it uses less digits than its factorization.

1162498987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1902677.

The product of its digits is 1741824, while the sum is 55.

The square root of 1162498987 is about 34095.4393871087. The cubic root of 1162498987 is about 1051.4715533138.

The spelling of 1162498987 in words is "one billion, one hundred sixty-two million, four hundred ninety-eight thousand, nine hundred eighty-seven".