1040043013151 has 2 divisors, whose sum is σ = 1040043013152. Its totient is φ = 1040043013150.

The previous prime is 1040043013129. The next prime is 1040043013169. The reversal of 1040043013151 is 1513103400401.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1040043013151 is a prime.

It is a super-2 number, since 2×1040043013151² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1040043013171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520021506575 + 520021506576.

It is an arithmetic number, because the mean of its divisors is an integer number (520021506576).

Almost surely, 2^{1040043013151} is an apocalyptic number.

1040043013151 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040043013151 is an equidigital number, since it uses as much as digits as its factorization.

1040043013151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 1040043013151 its reverse (1513103400401), we get a palindrome (2553146413552).

The spelling of 1040043013151 in words is "one trillion, forty billion, forty-three million, thirteen thousand, one hundred fifty-one".