1054102138 has 4 divisors (see below), whose sum is σ = 1581153210. Its totient is φ = 527051068.

The previous prime is 1054102123. The next prime is 1054102141. The reversal of 1054102138 is 8312014501.

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

It can be written as a sum of positive squares in only one way, i.e., 634384969 + 419717169 = 25187^2 + 20487^2 .

It is a super-2 number, since 2×1054102138² = 2222262634672342088, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 263525533 + ... + 263525536.

Almost surely, 2^1054102138 is an apocalyptic number.

1054102138 is a deficient number, since it is larger than the sum of its proper divisors (527051072).

1054102138 is an equidigital number, since it uses as much as digits as its factorization.

1054102138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527051071.

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 1054102138 is about 32466.9391535451. The cubic root of 1054102138 is about 1017.7182552933.

Adding to 1054102138 its reverse (8312014501), we get a palindrome (9366116639).

The spelling of 1054102138 in words is "one billion, fifty-four million, one hundred two thousand, one hundred thirty-eight".