1040323151019 has 4 divisors (see below), whose sum is σ = 1387097534696. Its totient is φ = 693548767344.

The previous prime is 1040323151009. The next prime is 1040323151029. The reversal of 1040323151019 is 9101513230401.

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

It is an interprime number because it is at equal distance from previous prime (1040323151009) and next prime (1040323151029).

It is not a de Polignac number, because 1040323151019 - 2²⁴ = 1040306373803 is a prime.

It is a super-2 number, since 2×1040323151019² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040323151009) 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 3 ways as a sum of consecutive naturals, for example, 173387191834 + ... + 173387191839.

It is an arithmetic number, because the mean of its divisors is an integer number (346774383674).

Almost surely, 2^{1040323151019} is an apocalyptic number.

1040323151019 is a deficient number, since it is larger than the sum of its proper divisors (346774383677).

1040323151019 is an equidigital number, since it uses as much as digits as its factorization.

1040323151019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346774383676.

The product of its (nonzero) digits is 3240, while the sum is 30.

The spelling of 1040323151019 in words is "one trillion, forty billion, three hundred twenty-three million, one hundred fifty-one thousand, nineteen".