1051012050 has 144 divisors (see below), whose sum is σ = 2905230720. Its totient is φ = 251222400.

The previous prime is 1051012021. The next prime is 1051012057. The reversal of 1051012050 is 502101501.

It is a super-2 number, since 2×1051012050² = 2209252658490405000, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (1051012057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1433484 + ... + 1434216.

Almost surely, 2^1051012050 is an apocalyptic number.

1051012050 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 1051012050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1452615360).

1051012050 is an abundant number, since it is smaller than the sum of its proper divisors (1854218670).

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

1051012050 is a wasteful number, since it uses less digits than its factorization.

1051012050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 849 (or 833 counting only the distinct ones).

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

The square root of 1051012050 is about 32419.3160014211. The cubic root of 1051012050 is about 1016.7228055835.

Adding to 1051012050 its reverse (502101501), we get a palindrome (1553113551).

The spelling of 1051012050 in words is "one billion, fifty-one million, twelve thousand, fifty".