1040402753834 has 4 divisors (see below), whose sum is σ = 1560604130754. Its totient is φ = 520201376916.

The previous prime is 1040402753821. The next prime is 1040402753851. The reversal of 1040402753834 is 4383572040401.

1040402753834 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 852824545225 + 187578208609 = 923485^2 + 433103^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1040402753791 and 1040402753800.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260100688457 + ... + 260100688460.

Almost surely, 2^{1040402753834} is an apocalyptic number.

1040402753834 is a deficient number, since it is larger than the sum of its proper divisors (520201376920).

1040402753834 is an equidigital number, since it uses as much as digits as its factorization.

1040402753834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520201376919.

The product of its (nonzero) digits is 322560, while the sum is 41.

The spelling of 1040402753834 in words is "one trillion, forty billion, four hundred two million, seven hundred fifty-three thousand, eight hundred thirty-four".