1055567471 has 4 divisors (see below), whose sum is σ = 1206362832. Its totient is φ = 904772112.

The previous prime is 1055567459. The next prime is 1055567521. The reversal of 1055567471 is 1747655501.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1055567471 is a prime.

It is a super-3 number, since 3×1055567471³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055567411) 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, 75397670 + ... + 75397683.

It is an arithmetic number, because the mean of its divisors is an integer number (301590708).

Almost surely, 2^1055567471 is an apocalyptic number.

1055567471 is a deficient number, since it is larger than the sum of its proper divisors (150795361).

1055567471 is an equidigital number, since it uses as much as digits as its factorization.

1055567471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150795360.

The product of its (nonzero) digits is 147000, while the sum is 41.

The square root of 1055567471 is about 32489.4978569999. The cubic root of 1055567471 is about 1018.1896219014.

The spelling of 1055567471 in words is "one billion, fifty-five million, five hundred sixty-seven thousand, four hundred seventy-one".