1040330142243 has 28 divisors (see below), whose sum is σ = 1782607644208. Its totient is φ = 594474364080.

The previous prime is 1040330142239. The next prime is 1040330142251. The reversal of 1040330142243 is 3422410330401.

1040330142243 is a `hidden beast` number, since 1 + 0 + 403 + 3 + 0 + 14 + 2 + 243 = 666.

It is not a de Polignac number, because 1040330142243 - 2² = 1040330142239 is a prime.

It is a super-2 number, since 2×1040330142243² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040330142043) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 101928088 + ... + 101938293.

Almost surely, 2^{1040330142243} is an apocalyptic number.

1040330142243 is a deficient number, since it is larger than the sum of its proper divisors (742277501965).

1040330142243 is an frugal number, since it uses more digits than its factorization.

1040330142243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203866406 (or 203866391 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 1040330142243 its reverse (3422410330401), we get a palindrome (4462740472644).

The spelling of 1040330142243 in words is "one trillion, forty billion, three hundred thirty million, one hundred forty-two thousand, two hundred forty-three".