1055244859 has 4 divisors (see below), whose sum is σ = 1117318104. Its totient is φ = 993171616.

The previous prime is 1055244833. The next prime is 1055244863. The reversal of 1055244859 is 9584425501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1055244859 - 2⁷ = 1055244731 is a prime.

It is a super-2 number, since 2×1055244859² = 2227083424891859762, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1055244809) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31036597 + ... + 31036630.

It is an arithmetic number, because the mean of its divisors is an integer number (279329526).

Almost surely, 2^1055244859 is an apocalyptic number.

1055244859 is a deficient number, since it is larger than the sum of its proper divisors (62073245).

1055244859 is an equidigital number, since it uses as much as digits as its factorization.

1055244859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62073244.

The product of its (nonzero) digits is 288000, while the sum is 43.

The square root of 1055244859 is about 32484.5326116908. The cubic root of 1055244859 is about 1018.0858819166.

The spelling of 1055244859 in words is "one billion, fifty-five million, two hundred forty-four thousand, eight hundred fifty-nine".