1055537619 has 8 divisors (see below), whose sum is σ = 1408285632. Its totient is φ = 703240680.

The previous prime is 1055537557. The next prime is 1055537629. The reversal of 1055537619 is 9167355501.

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

It is not a de Polignac number, because 1055537619 - 2⁷ = 1055537491 is a prime.

It is a super-3 number, since 3×1055537619³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (1055537629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107269 + ... + 116694.

It is an arithmetic number, because the mean of its divisors is an integer number (176035704).

Almost surely, 2^1055537619 is an apocalyptic number.

1055537619 is a deficient number, since it is larger than the sum of its proper divisors (352748013).

1055537619 is a wasteful number, since it uses less digits than its factorization.

1055537619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225537.

The product of its (nonzero) digits is 141750, while the sum is 42.

The square root of 1055537619 is about 32489.0384437582. The cubic root of 1055537619 is about 1018.1800234993.

The spelling of 1055537619 in words is "one billion, fifty-five million, five hundred thirty-seven thousand, six hundred nineteen".