1051204120 has 32 divisors (see below), whose sum is σ = 2409840720. Its totient is φ = 412547200.

The previous prime is 1051204117. The next prime is 1051204123. The reversal of 1051204120 is 214021501.

It is an interprime number because it is at equal distance from previous prime (1051204117) and next prime (1051204123).

It is a super-2 number, since 2×1051204120² = 2210060203809948800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1051204094 and 1051204103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051204123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245806 + ... + 250045.

Almost surely, 2^1051204120 is an apocalyptic number.

1051204120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1051204120 is an abundant number, since it is smaller than the sum of its proper divisors (1358636600).

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

1051204120 is a wasteful number, since it uses less digits than its factorization.

1051204120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495915 (or 495911 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 1051204120 is about 32422.2781432767. The cubic root of 1051204120 is about 1016.7847363846.

Adding to 1051204120 its reverse (214021501), we get a palindrome (1265225621).

The spelling of 1051204120 in words is "one billion, fifty-one million, two hundred four thousand, one hundred twenty".