1052521347 has 8 divisors (see below), whose sum is σ = 1409385744. Its totient is φ = 698668928.

The previous prime is 1052521307. The next prime is 1052521381. The reversal of 1052521347 is 7431252501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1052521347 - 2⁷ = 1052521219 is a prime.

It is a super-2 number, since 2×1052521347² = 2215602371781388818, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1052521307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 752178 + ... + 753575.

It is an arithmetic number, because the mean of its divisors is an integer number (176173218).

Almost surely, 2^1052521347 is an apocalyptic number.

1052521347 is a deficient number, since it is larger than the sum of its proper divisors (356864397).

1052521347 is a wasteful number, since it uses less digits than its factorization.

1052521347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1505989.

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 1052521347 is about 32442.5853932759. The cubic root of 1052521347 is about 1017.2092582088.

Adding to 1052521347 its reverse (7431252501), we get a palindrome (8483773848).

The spelling of 1052521347 in words is "one billion, fifty-two million, five hundred twenty-one thousand, three hundred forty-seven".