1051879620 has 72 divisors (see below), whose sum is σ = 3237377472. Its totient is φ = 254999360.

The previous prime is 1051879613. The next prime is 1051879639. The reversal of 1051879620 is 269781501.

1051879620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1051879620² = 2212901469942688800, which contains 22 as substring.

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, 65184 + ... + 79703.

It is an arithmetic number, because the mean of its divisors is an integer number (44963576).

Almost surely, 2^1051879620 is an apocalyptic number.

1051879620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1051879620 is an abundant number, since it is smaller than the sum of its proper divisors (2185497852).

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

1051879620 is a wasteful number, since it uses less digits than its factorization.

1051879620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144921 (or 144908 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 39.

The square root of 1051879620 is about 32432.6936901639. The cubic root of 1051879620 is about 1017.0024838258.

The spelling of 1051879620 in words is "one billion, fifty-one million, eight hundred seventy-nine thousand, six hundred twenty".