1001056104 has 64 divisors (see below), whose sum is σ = 2876616000. Its totient is φ = 322176960.

The previous prime is 1001056099. The next prime is 1001056129. The reversal of 1001056104 is 4016501001.

1001056104 is a `hidden beast` number, since 100 + 1 + 0 + 561 + 0 + 4 = 666.

It is a super-2 number, since 2×1001056104² = 2004226646711317632, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73642 + ... + 86169.

It is an arithmetic number, because the mean of its divisors is an integer number (44947125).

Almost surely, 2^1001056104 is an apocalyptic number.

It is an amenable number.

1001056104 is an abundant number, since it is smaller than the sum of its proper divisors (1875559896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1001056104 is a wasteful number, since it uses less digits than its factorization.

1001056104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159855 (or 159845 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1001056104 is about 31639.4706656101. The cubic root of 1001056104 is about 1000.3519108109.

Adding to 1001056104 its reverse (4016501001), we get a palindrome (5017557105).

The spelling of 1001056104 in words is "one billion, one million, fifty-six thousand, one hundred four".