1051512829 has 4 divisors (see below), whose sum is σ = 1056961276. Its totient is φ = 1046064384.

The previous prime is 1051512823. The next prime is 1051512853. The reversal of 1051512829 is 9282151501.

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

It can be written as a sum of positive squares in 2 ways, for example, as 256160025 + 795352804 = 16005^2 + 28202^2 .

It is a cyclic number.

It is not a de Polignac number, because 1051512829 - 2³ = 1051512821 is a prime.

It is a super-2 number, since 2×1051512829² = 2211358459103166482, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1051512794 and 1051512803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051512821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2723934 + ... + 2724319.

It is an arithmetic number, because the mean of its divisors is an integer number (264240319).

Almost surely, 2^1051512829 is an apocalyptic number.

It is an amenable number.

1051512829 is a deficient number, since it is larger than the sum of its proper divisors (5448447).

1051512829 is an equidigital number, since it uses as much as digits as its factorization.

1051512829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5448446.

The product of its (nonzero) digits is 7200, while the sum is 34.

The square root of 1051512829 is about 32427.0385481006. The cubic root of 1051512829 is about 1016.8842603087.

The spelling of 1051512829 in words is "one billion, fifty-one million, five hundred twelve thousand, eight hundred twenty-nine".