1052521322 has 8 divisors (see below), whose sum is σ = 1579442436. Its totient is φ = 526040512.

The previous prime is 1052521307. The next prime is 1052521381. The reversal of 1052521322 is 2231252501.

It can be written as a sum of positive squares in 2 ways, for example, as 737068201 + 315453121 = 27149^2 + 17761^2 .

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

It is a super-2 number, since 2×1052521322² = 2215602266529255368, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104033 + ... + 113700.

Almost surely, 2^1052521322 is an apocalyptic number.

1052521322 is a deficient number, since it is larger than the sum of its proper divisors (526921114).

1052521322 is a wasteful number, since it uses less digits than its factorization.

1052521322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220152.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 1052521322 is about 32442.5850079799. The cubic root of 1052521322 is about 1017.2092501551.

Adding to 1052521322 its reverse (2231252501), we get a palindrome (3283773823).

The spelling of 1052521322 in words is "one billion, fifty-two million, five hundred twenty-one thousand, three hundred twenty-two".