1056276434429 has 2 divisors, whose sum is σ = 1056276434430. Its totient is φ = 1056276434428.

The previous prime is 1056276434401. The next prime is 1056276434461. The reversal of 1056276434429 is 9244346726501.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 778365062500 + 277911371929 = 882250^2 + 527173^2 .

It is a cyclic number.

It is not a de Polignac number, because 1056276434429 - 2¹² = 1056276430333 is a prime.

It is a super-2 number, since 2×1056276434429² (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 (1056276434729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528138217214 + 528138217215.

It is an arithmetic number, because the mean of its divisors is an integer number (528138217215).

Almost surely, 2^{1056276434429} is an apocalyptic number.

It is an amenable number.

1056276434429 is a deficient number, since it is larger than the sum of its proper divisors (1).

1056276434429 is an equidigital number, since it uses as much as digits as its factorization.

1056276434429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8709120, while the sum is 53.

The spelling of 1056276434429 in words is "one trillion, fifty-six billion, two hundred seventy-six million, four hundred thirty-four thousand, four hundred twenty-nine".