1054541638 has 8 divisors (see below), whose sum is σ = 1581977160. Its totient is φ = 527215920.

The previous prime is 1054541597. The next prime is 1054541641. The reversal of 1054541638 is 8361454501.

It is a happy number.

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

It is a super-2 number, since 2×1054541638² = 2224116132551446088, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 1054541597 and 1054541606.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3573 + ... + 46063.

It is an arithmetic number, because the mean of its divisors is an integer number (197747145).

Almost surely, 2^1054541638 is an apocalyptic number.

1054541638 is a deficient number, since it is larger than the sum of its proper divisors (527435522).

1054541638 is a wasteful number, since it uses less digits than its factorization.

1054541638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54902.

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 1054541638 is about 32473.7068718679. The cubic root of 1054541638 is about 1017.8596789773.

The spelling of 1054541638 in words is "one billion, fifty-four million, five hundred forty-one thousand, six hundred thirty-eight".