1055210878 has 32 divisors (see below), whose sum is σ = 1663286400. Its totient is φ = 501414144.

The previous prime is 1055210831. The next prime is 1055210887. The reversal of 1055210878 is 8780125501.

It is a super-2 number, since 2×1055210878² = 2226939994099061768, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1894176 + ... + 1894732.

It is an arithmetic number, because the mean of its divisors is an integer number (51977700).

Almost surely, 2^1055210878 is an apocalyptic number.

1055210878 is a deficient number, since it is larger than the sum of its proper divisors (608075522).

1055210878 is a wasteful number, since it uses less digits than its factorization.

1055210878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1044.

The product of its (nonzero) digits is 22400, while the sum is 37.

The square root of 1055210878 is about 32484.0095739427. The cubic root of 1055210878 is about 1018.0749536638.

The spelling of 1055210878 in words is "one billion, fifty-five million, two hundred ten thousand, eight hundred seventy-eight".