1040758920903 has 16 divisors (see below), whose sum is σ = 1494500474880. Its totient is φ = 640433853024.

The previous prime is 1040758920857. The next prime is 1040758920911. The reversal of 1040758920903 is 3090298570401.

It is not a de Polignac number, because 1040758920903 - 2²¹ = 1040756823751 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040758920913) 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 15 ways as a sum of consecutive naturals, for example, 82378 + ... + 1445096.

It is an arithmetic number, because the mean of its divisors is an integer number (93406279680).

Almost surely, 2^{1040758920903} is an apocalyptic number.

1040758920903 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1040758920903 is a deficient number, since it is larger than the sum of its proper divisors (453741553977).

1040758920903 is a wasteful number, since it uses less digits than its factorization.

1040758920903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1382318.

The product of its (nonzero) digits is 544320, while the sum is 48.

The spelling of 1040758920903 in words is "one trillion, forty billion, seven hundred fifty-eight million, nine hundred twenty thousand, nine hundred three".