1055042186 has 8 divisors (see below), whose sum is σ = 1726432704. Its totient is φ = 479564620.

The previous prime is 1055042173. The next prime is 1055042207. The reversal of 1055042186 is 6812405501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1055042186² = 2226228028479317192, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23978210 + ... + 23978253.

It is an arithmetic number, because the mean of its divisors is an integer number (215804088).

Almost surely, 2^1055042186 is an apocalyptic number.

1055042186 is a deficient number, since it is larger than the sum of its proper divisors (671390518).

1055042186 is a wasteful number, since it uses less digits than its factorization.

1055042186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47956476.

The product of its (nonzero) digits is 9600, while the sum is 32.

The square root of 1055042186 is about 32481.4129310903. The cubic root of 1055042186 is about 1018.0206990258.

Adding to 1055042186 its reverse (6812405501), we get a palindrome (7867447687).

The spelling of 1055042186 in words is "one billion, fifty-five million, forty-two thousand, one hundred eighty-six".