1052243451 has 24 divisors (see below), whose sum is σ = 1738623744. Its totient is φ = 600732720.

The previous prime is 1052243449. The next prime is 1052243461. The reversal of 1052243451 is 1543422501.

1052243451 = 8663² + 8664² + ... + 8676².

It is not a de Polignac number, because 1052243451 - 2¹ = 1052243449 is a prime.

It is a super-2 number, since 2×1052243451² = 2214432560344778802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1052243461) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 67746 + ... + 81816.

It is an arithmetic number, because the mean of its divisors is an integer number (72442656).

Almost surely, 2^1052243451 is an apocalyptic number.

1052243451 is a deficient number, since it is larger than the sum of its proper divisors (686380293).

1052243451 is a wasteful number, since it uses less digits than its factorization.

1052243451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15271 (or 15268 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 1052243451 is about 32438.3022212939. The cubic root of 1052243451 is about 1017.1197261321.

Adding to 1052243451 its reverse (1543422501), we get a palindrome (2595665952).

The spelling of 1052243451 in words is "one billion, fifty-two million, two hundred forty-three thousand, four hundred fifty-one".