1163215050 has 48 divisors (see below), whose sum is σ = 2912819520. Its totient is φ = 307175040.

The previous prime is 1163215043. The next prime is 1163215063. The reversal of 1163215050 is 505123611.

It is a self number, because there is not a number n which added to its sum of digits gives 1163215050.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22195 + ... + 53094.

It is an arithmetic number, because the mean of its divisors is an integer number (60683740).

Almost surely, 2^1163215050 is an apocalyptic number.

1163215050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1163215050 is an abundant number, since it is smaller than the sum of its proper divisors (1749604470).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1163215050 is a wasteful number, since it uses less digits than its factorization.

1163215050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75407 (or 75402 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 1163215050 is about 34105.9386324435. The cubic root of 1163215050 is about 1051.6874001933.

Adding to 1163215050 its reverse (505123611), we get a palindrome (1668338661).

The spelling of 1163215050 in words is "one billion, one hundred sixty-three million, two hundred fifteen thousand, fifty".