1151002050 has 96 divisors (see below), whose sum is σ = 3130674624. Its totient is φ = 277536000.

The previous prime is 1151002049. The next prime is 1151002081. The reversal of 1151002050 is 502001511.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 323280 + ... + 326820.

It is an arithmetic number, because the mean of its divisors is an integer number (32611194).

Almost surely, 2^1151002050 is an apocalyptic number.

1151002050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1151002050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1565337312).

1151002050 is an abundant number, since it is smaller than the sum of its proper divisors (1979672574).

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

1151002050 is a wasteful number, since it uses less digits than its factorization.

1151002050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3764 (or 3759 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 15.

The square root of 1151002050 is about 33926.4211198293. The cubic root of 1151002050 is about 1047.9937655020.

Adding to 1151002050 its reverse (502001511), we get a palindrome (1653003561).

The spelling of 1151002050 in words is "one billion, one hundred fifty-one million, two thousand, fifty".